diff --git a/application/displayblock.class.inc.php b/application/displayblock.class.inc.php
index 0cc5a5e0f..f9049df2f 100644
--- a/application/displayblock.class.inc.php
+++ b/application/displayblock.class.inc.php
@@ -2223,7 +2223,7 @@ class MenuBlock extends DisplayBlock
 				$oActionsToolbar->AddSubBlock($oActionButton);
 			} else {
 				// - Filter list
-				$sSearchUrl = utils::GetDataTableSearchUrl($this->m_oFilter);
+				$sSearchUrl = utils::GetDataTableSearchUrl($this->m_oFilter, $aExtraParams);
 				if (!empty($sSearchUrl)) {
 					$oActionButton = ButtonUIBlockFactory::MakeIconLink(
 						'fas fa-filter',
diff --git a/application/menunode.class.inc.php b/application/menunode.class.inc.php
index 23714443c..3ec169dbc 100644
--- a/application/menunode.class.inc.php
+++ b/application/menunode.class.inc.php
@@ -1111,6 +1111,7 @@ class OQLMenuNode extends MenuNode
 	 */
 	public function RenderContent(WebPage $oPage, $aExtraParams = array())
 	{
+		ContextTag::AddContext(ContextTag::TAG_OBJECT_SEARCH);
 		ApplicationMenu::CheckMenuIdEnabled($this->GetMenuId());
 		OQLMenuNode::RenderOQLSearch
 		(
diff --git a/application/utils.inc.php b/application/utils.inc.php
index e28e1c5bb..1e91239cc 100644
--- a/application/utils.inc.php
+++ b/application/utils.inc.php
@@ -1542,20 +1542,20 @@ class utils
 	}
 
 	/**
-	 * We cannot use iMenuId (corresponding values in iPopupMenuExtension constants) as value is always \iPopupMenuExtension::MENU_OBJLIST_TOOLKIT
+	 * We cannot use iMenuId (corresponding values in {@see \iPopupMenuExtension} constants) as value is always {@see \iPopupMenuExtension::MENU_OBJLIST_TOOLKIT}
 	 * whenever we are in a datatable, whereas it is included in a object tab, a dashlet or a search.
 	 *
 	 * So a {@see \ContextTag} is set on the corresponding calls.
 	 *
 	 * @return bool true if we are in a search page context, either directly or by the datatable ajax call
 	 *
-	 * @since 3.0.0
+	 * @since 3.1.0 N°3200
 	 *
-	 * @uses \ContextTag::TAG_SEARCH
+	 * @uses \ContextTag::TAG_OBJECT_SEARCH
 	 */
 	public static function IsCurrentPageASearch(): bool
 	{
-		if (ContextTag::Check(ContextTag::TAG_SEARCH)) {
+		if (ContextTag::Check(ContextTag::TAG_OBJECT_SEARCH)) {
 			return true;
 		}
 
@@ -1564,30 +1564,113 @@ class utils
 
 	/**
 	 * @param \DBObjectSearch $oFilter object list
+	 * @param array $aExtraParams
 	 *
 	 * @return string|null null if we are already in a search, otherwise the URL to open this list in a search
 	 *
 	 * @throws \ArchivedObjectException
 	 * @throws \CoreException
-	 *
 	 * @uses utils::IsCurrentPageASearch()
 	 *
-	 * @since 3.0.0
+	 * @since 3.1.0 N°3200
 	 */
-	public static function GetDataTableSearchUrl(DBSearch $oFilter): ?string
+	public static function GetDataTableSearchUrl(DBSearch $oFilter, array $aExtraParams): ?string
 	{
 		if (static::IsCurrentPageASearch()) {
 			// we don't want to add the link when already in a search page !
 			return null;
 		}
 
+		$bIsObjectRelation = isset($aExtraParams['object_id'], $aExtraParams['target_attr']);
+		if ($bIsObjectRelation) {
+			[$oDataTableSearchFilter, $aParams] = static::GetDataTableSearchForRelations($oFilter, $aExtraParams);
+		} else {
+			$oDataTableSearchFilter = $oFilter;
+			$aParams = [];
+		}
+
+		if (isset($aExtraParams['table_id'])) {
+			$aParams['table_id'] = $aExtraParams['table_id'];
+		}
+		$sParams = json_encode($aParams);
+
 		$sAppRootUrl = static::GetAbsoluteUrlAppRoot();
 		$oAppContext = new ApplicationContext();
-		$sUrl = $sAppRootUrl.'pages/UI.php?operation=search&'.$oAppContext->GetForLink().'&filter='.rawurlencode($oFilter->serialize());
+
+		$sUrl = $sAppRootUrl
+			.'pages/UI.php?operation=search&'
+			.$oAppContext->GetForLink()
+			.'&filter='.rawurlencode($oDataTableSearchFilter->serialize());
+		$sUrl .= '&aParams='.rawurlencode($sParams); // Not working... yet, cause not handled by UI.php
 
 		return $sUrl;
 	}
 
+	/**
+	 * Rewrites filter for object relations, so that in the search page we will have the correct criteria and will be able to use "configure this list"
+	 *
+	 * @param \DBSearch $oFilter object list
+	 * @param array{link_attr: string, target_attr: string, object_id: string} $aExtraParams
+	 *
+	 * @return array{\DBObjectSearch, string[]}
+	 * @throws \CoreException
+	 * @throws \OQLException
+	 *
+	 * @since 3.1.0 N°3200
+	 */
+	private static function GetDataTableSearchForRelations(DBSearch $oFilter, array $aExtraParams): array
+	{
+		$sObjectId = $aExtraParams['object_id'];
+		$bIsLinkedSetIndirect = isset($aExtraParams['link_attr']);
+		if ($bIsLinkedSetIndirect) {
+			//--- AttributeLinkedSetIndirect (n,n => lnk class)
+			$sLnkClass = $oFilter->GetClass();
+			$sExtKeyToObjectClass = $aExtraParams['link_attr'];
+			$sExtKeyToRemoteClass = $aExtraParams['target_attr'];
+
+			/** @var \AttributeExternalKey $oLnkExtKeyToRemote */
+			$oLnkExtKeyToRemote = MetaModel::GetAttributeDef($sLnkClass, $sExtKeyToRemoteClass);
+			$sRemoteClass = $oLnkExtKeyToRemote->GetTargetClass();
+
+			/** @var \AttributeExternalKey $oLnkExtKeyToRemote */
+			$oLnkExtKeyToObject = MetaModel::GetAttributeDef($sLnkClass, $sExtKeyToObjectClass);
+			$sObjectClass = $oLnkExtKeyToObject->GetTargetClass();
+
+			/** @var \AttributeExternalKey $oLnkExtKeyToRemote */
+			$oObjectExtKeyToLnk = $oLnkExtKeyToObject->GetMirrorLinkAttribute();
+			$sObjectExtKeyToLnkClass = $oObjectExtKeyToLnk->GetCode();
+
+			$sRemoteClassAliasName = ormLinkSet::REMOTE_ALIAS;
+			$sLnkClassAliasName = ormLinkSet::LINK_ALIAS;
+			$sOql = <<<SQL
+SELECT {$sRemoteClassAliasName},{$sLnkClassAliasName}
+	FROM {$sRemoteClass} AS {$sRemoteClassAliasName}
+	JOIN {$sLnkClass} AS {$sLnkClassAliasName} ON {$sLnkClassAliasName}.$sExtKeyToRemoteClass = {$sRemoteClassAliasName}.id
+	WHERE {$sLnkClassAliasName}.$sExtKeyToObjectClass = $sObjectId
+SQL;
+
+			$aAttCodesToDisplay = MetaModel::GetAttributeLinkedSetIndirectDatatableAttCodesToDisplay($sObjectClass, $sObjectExtKeyToLnkClass, $sRemoteClass, $sExtKeyToRemoteClass);
+			/** @noinspection PhpUnnecessaryLocalVariableInspection */
+			$sAttCodesToDisplay = implode(',', $aAttCodesToDisplay);
+			$aParams = [
+				'zlist'        => false,
+				'extra_fields' => $sAttCodesToDisplay,
+			];
+		} else {
+			//--- AttributeLinkedSet (1,n => AttributeExternalKey)
+			$sClass = $oFilter->GetClass();
+			$sExtKeyCode = $aExtraParams['target_attr'];
+
+			$sOql = "SELECT $sClass WHERE $sExtKeyCode = $sObjectId";
+
+			$aParams = [];
+		}
+
+		$oDataTableSearchFilter = DBSearch::FromOQL($sOql);
+
+		return [$oDataTableSearchFilter, $aParams];
+	}
+
 	/**
 	 * @param string $sEnvironment
 	 *
diff --git a/core/contexttag.class.inc.php b/core/contexttag.class.inc.php
index 064082d03..1b7c9c34a 100644
--- a/core/contexttag.class.inc.php
+++ b/core/contexttag.class.inc.php
@@ -52,13 +52,17 @@
  */
 class ContextTag
 {
-	public const TAG_PORTAL = 'GUI:Portal';
-	public const TAG_CRON = 'CRON';
+	public const TAG_PORTAL  = 'GUI:Portal';
+	public const TAG_CRON    = 'CRON';
 	public const TAG_CONSOLE = 'GUI:Console';
-	public const TAG_SETUP = 'Setup';
+	public const TAG_SETUP   = 'Setup';
 	public const TAG_SYNCHRO = 'Synchro';
-	public const TAG_REST = 'REST/JSON';
-	public const TAG_SEARCH = 'Search';
+	public const TAG_REST    = 'REST/JSON';
+	/**
+	 * @var string
+	 * @since 3.1.0 N°3200
+	 */
+	public const TAG_OBJECT_SEARCH = 'ObjectSearch';
 
 	protected static $aStack = array();
 
diff --git a/core/metamodel.class.php b/core/metamodel.class.php
index 768eadf88..65678cfce 100644
--- a/core/metamodel.class.php
+++ b/core/metamodel.class.php
@@ -2072,6 +2072,9 @@ abstract class MetaModel
 	 *
 	 * @return string[] attcodes to display, containing aliases
 	 * @throws \CoreException
+	 *
+	 * @since 3.0.0 N°2334 added code for n-n relations in {@see BlockIndirectLinksViewTable::GetAttCodesToDisplay}
+	 * @since 3.1.0 N°3200 method creation so that it can be used elsewhere
 	 */
 	public static function GetAttributeLinkedSetIndirectDatatableAttCodesToDisplay(string $sObjectClass, string $sObjectLinkedSetIndirectAttCode, string $sRemoteClass, string $sLnkExternalKeyToRemoteClassAttCode):array
 	{
@@ -2079,17 +2082,17 @@ abstract class MetaModel
 		$aRemoteAttDefsToDisplay = MetaModel::GetZListAttDefsFilteredForIndirectRemoteClass($sRemoteClass);
 		$aLnkAttCodesToDisplay = array_map(
 			function ($oLnkAttDef) {
-				return \ormLinkSet::LINK_ALIAS.'.'.$oLnkAttDef->GetCode();
+				return ormLinkSet::LINK_ALIAS.'.'.$oLnkAttDef->GetCode();
 			},
 			$aLnkAttDefsToDisplay
 		);
-		if (!in_array(\ormLinkSet::LINK_ALIAS.'.'.$sLnkExternalKeyToRemoteClassAttCode, $aLnkAttCodesToDisplay)) {
+		if (!in_array(ormLinkSet::LINK_ALIAS.'.'.$sLnkExternalKeyToRemoteClassAttCode, $aLnkAttCodesToDisplay)) {
 			// we need to display a link to the remote class instance !
-			$aLnkAttCodesToDisplay[] = \ormLinkSet::LINK_ALIAS.'.'.$sLnkExternalKeyToRemoteClassAttCode;
+			$aLnkAttCodesToDisplay[] = ormLinkSet::LINK_ALIAS.'.'.$sLnkExternalKeyToRemoteClassAttCode;
 		}
 		$aRemoteAttCodesToDisplay = array_map(
 			function ($oRemoteAttDef) {
-				return \ormLinkSet::REMOTE_ALIAS.'.'.$oRemoteAttDef->GetCode();
+				return ormLinkSet::REMOTE_ALIAS.'.'.$oRemoteAttDef->GetCode();
 			},
 			$aRemoteAttDefsToDisplay
 		);
diff --git a/pages/UI.php b/pages/UI.php
index d0c4c7527..e7f5fc663 100644
--- a/pages/UI.php
+++ b/pages/UI.php
@@ -143,12 +143,15 @@ function SetObjectBreadCrumbEntry(DBObject $oObj, WebPage $oPage)
  * @throws \CoreException
  * @throws \DictExceptionMissingString
  */
-function DisplaySearchSet($oP, $oFilter, $bSearchForm = true, $sBaseClass = '', $sFormat = '', $bDoSearch = true, $bSearchFormOpen = true)
+function DisplaySearchSet($oP, $oFilter, $bSearchForm = true, $sBaseClass = '', $sFormat = '', $bDoSearch = true, $bSearchFormOpen = true, $aParams = [])
 {
 	//search block
 	$oBlockForm = null;
 	if ($bSearchForm) {
-		$aParams = array('open' => $bSearchFormOpen, 'table_id' => 'result_1');
+		$aParams['open'] = $bSearchFormOpen;
+		if (false === isset($aParams['table_id'])) {
+			$aParams['table_id'] = 'result_1';
+		}
 		if (!empty($sBaseClass)) {
 			$aParams['baseClass'] = $sBaseClass;
 		}
@@ -519,7 +522,7 @@ try
 			///////////////////////////////////////////////////////////////////////////////////////////
 
 			case 'search': // Serialized DBSearch
-				$oSearchContext = new ContextTag(ContextTag::TAG_SEARCH);
+				$oSearchContext = new ContextTag(ContextTag::TAG_OBJECT_SEARCH);
 				$sFilter = utils::ReadParam('filter', '', false, 'raw_data');
 				$sFormat = utils::ReadParam('format', '');
 				$bSearchForm = utils::ReadParam('search_form', true);
@@ -530,7 +533,13 @@ try
 				$oP->set_title(Dict::S('UI:SearchResultsPageTitle'));
 				$oFilter = DBSearch::unserialize($sFilter); // TO DO : check that the filter is valid
 				$oFilter->UpdateContextFromUser();
-				DisplaySearchSet($oP, $oFilter, $bSearchForm, '' /* sBaseClass */, $sFormat);
+
+				//FIXME Params won't work as expected :(
+				// During the ajax call fetching the datatable data, the URL is rewritten and the info are lost, and we are getting a worse result :(
+//				$sParams = utils::ReadParam('aParams', '{}', false, \utils::ENUM_SANITIZATION_FILTER_RAW_DATA);
+//				$aParams = json_decode($sParams, true);
+
+				DisplaySearchSet($oP, $oFilter, $bSearchForm, '' /* sBaseClass */, $sFormat, ''); //, true, $aParams
 			break;
 
 			///////////////////////////////////////////////////////////////////////////////////////////
diff --git a/pages/ajax.searchform.php b/pages/ajax.searchform.php
index 0f4a816bf..283e0242c 100644
--- a/pages/ajax.searchform.php
+++ b/pages/ajax.searchform.php
@@ -29,7 +29,7 @@ try
 		throw new AjaxSearchException("Invalid query (empty filter)", 400);
 	}
 
-	$oSearchContext = new ContextTag(ContextTag::TAG_SEARCH);
+	$oSearchContext = new ContextTag(ContextTag::TAG_OBJECT_SEARCH);
 	$oPage = new AjaxPage("");
 	$oPage->SetContentType('text/html');