@abc.abstractmethod<EOL><INDENT>def get_resource_relationships_by_search(self, resource_relationship_query, resource_relationship_search):<DEDENT>
return<EOL>
Gets the search results matching the given search query using the given search.

        :param resource_relationship_query: the resource relationship query
        :type resource_relationship_query: ``osid.resource.ResourceRelationshipQuery``
        :param resource_relationship_search: the resource relationship search
        :type resource_relationship_search: ``osid.resource.ResourceRelationshipSearch``
        :return: the returned resource relationship search results
        :rtype: ``osid.resource.ResourceRelationshipSearchResults``
        :raise: ``NullArgument`` -- ``resource_relationship_query`` or r ``esource_relationship_search`` is ``null``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``PermissionDenied`` -- authorization failure
        :raise: ``Unsupported`` -- ``resource_relationship_search`` or r ``esource_relationship_query`` is not of this service

        *compliance: mandatory -- This method must be implemented.*