if($tematic = (int)$this->getProperty('tematic')){
            $query->innerJoin('modTemplateVarResource',  
            'tematic', "tematic.contentid = {$this->classKey}.id AND 
             tematic.tmplvarid = 14 AND find_in_set('{$tematic}', replace(tematic.value, '||', ',') )");
        }