Check Subdomein Got error 'empty (sub)expression' from regexp in SELECT id,sleutel,url,synoniemen,taalpar FROM subdomein WHERE ((kenmerk REGEXP 'terschelling') ) AND ((sleutel regexp '(detros|oostkant||reviews!)') OR (synoniemen regexp '(detros|oostkant||reviews!)')) ORDER BY sleutel DESC;
Reviews van Appartement De Tros, Oostkant