error in inc/dcColl/dcSearch.inc.php: returnResultArray !
SELECT * FROM dc_gls_metadata WHERE (MATCH (keyword%7CDC_description_enginetype) AGAINST ('%22Horizontal%2C condensing%2C twin%22' IN BOOLEAN MODE)) OR (keyword%7CDC_description_enginetype LIKE '%%22Horizontal%2C condensing%2C twin%22%') GROUP BY record_id ORDER BY DC_title_original