Check Subdomein Got error 'empty (sub)expression' from regexp in SELECT id,sleutel,url,synoniemen,taalpar FROM subdomein WHERE ((kenmerk REGEXP 'vlieland') ) AND ((sleutel regexp '(t|haantje||reviews!)') OR (synoniemen regexp '(t|haantje||reviews!)')) ORDER BY sleutel DESC;
Reviews van Tent(huis) `t Haantje