Check Subdomein Got error 'empty (sub)expression' from regexp in SELECT id,sleutel,url,synoniemen,taalpar FROM subdomein WHERE ((kenmerk REGEXP 'ameland') ) AND ((sleutel regexp '(ballumerhoeve|t|pandje||reviews!)') OR (synoniemen regexp '(ballumerhoeve|t|pandje||reviews!)')) ORDER BY sleutel DESC;
Reviews van Vakantiehuis Ballumerhoeve, `t Pandje