MariaDB (MySQL) Unified Index doesn't permit same reports as Elasticsearch (No results for query)

• Indexing

Unified Index:

Works both in Elasticsearch and MariaDB
This works: https://dev.tiki.org/Wishlist-Search-Page

But:
https://dev.tiki.org/Tiki19#Open_or_Pending_blockers_and_regression works with Elasticsearch but not MariaDB

Code copied below:

{LIST()}
  {filter content="5" field="tracker_id"}
  {filter field="tracker_status" content="o OR p"}
  {filter field="tracker_field_version" content="331"}
  {filter field="tracker_field_category" content="265 OR 172"}
  {filter field="tracker_field_resolution_status" content="New OR Accepted OR Confirmed"}
  {* sort mode="modification_date_ndesc" *}
  {sort mode="tracker_field_priority_ndesc"}
  {OUTPUT(template="table")}
    {column field="mod_date" label="LastModif" mode="raw"}
    {column field="tracker_status" label="" mode="raw"}
    {column sort="tracker_field_resolution_status" field="tracker_field_resolution_status" label="Resolution Status" mode="raw"}
    {column sort="tracker_field_submitted_by" field="tracker_field_submitted_by" label="Submitted By"}
    {column field="tracker_field_assigned_to" label="Volunteered" mode="raw"}
    {column field="tracker_field_subject" label="Title" mode="raw"}
    {column label="Category" field="category" mode="raw"}
    {column sort="tracker_field_version" field="tracker_field_version" label="Version" mode="raw"}
    {column field="tracker_field_feature" label="Feature" mode="raw"}
    {column sort="tracker_field_priority" field="tracker_field_priority" label="Priority" mode="raw"}
	{tablesorter server="n" sortable="y"}
  {OUTPUT}
  {FORMAT(name="mod_date")}{display name="modification_date" format="date"}{FORMAT}
  {FORMAT(name="tracker_status")}{display name="tracker_status" format="trackerrender"}{FORMAT}
  {FORMAT(name="tracker_field_resolution_status")}{display name="tracker_field_resolution_status" default="" format="trackerrender" editable=inline}{FORMAT}
  {FORMAT(name="tracker_field_submitted_by")}{display name="tracker_field_submitted_by" format="trackerrender"}{FORMAT}
  {FORMAT(name="tracker_field_assigned_to")}{display name="tracker_field_assigned_to" format="trackerrender" editable=inline default=""}{FORMAT}
  {FORMAT(name="tracker_field_subject")}{display name="tracker_field_subject" format="trackerrender"}{FORMAT}
  {FORMAT(name="category")}{display name="tracker_field_category" format="trackerrender"}{FORMAT}
  {FORMAT(name="tracker_field_version")}{display name="tracker_field_version" format="trackerrender"}{FORMAT} 
  {FORMAT(name="tracker_field_feature")}{display name="tracker_field_feature" format="trackerrender"}{FORMAT} 
  {FORMAT(name="tracker_field_priority")}{display name="tracker_field_priority" format="trackerrender" default="" }{FORMAT} 
{LIST}

This bug has been demonstrated on show2.tikiwiki.org

Please demonstrate your bug on show2.tikiwiki.org