Human Settlements have no Lables in Ar - UAE

This is a qurey to find out all places which do not have labels in Arabic

#no label
SELECT ?item ?itemLabel ?itemLabel_ar?itemDesc_ar
WHERE
{
  ?item wdt:P17 wd:Q878;
        wdt:P31 wd:Q486972.
  filter not exists {?item rdfs:label ?itemLabel_ar . filter(lang(?itemLabel_ar)="ar")}
  optional {?item schema:description ?itemDesc_ar . filter(lang(?itemDesc_ar)="ar")}
  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
}