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/^(al|el|ul|e)\-[a-z]+$/ /\.(fi|fr|es|co\.uk|de)$/ /:[a-zä]+$/ /^((а|А)(ль|ш)|уль)-\p{Cyrillic}+$/ /^\p{Cyrillic}\.\p{Cyrillic}\.$/ /^(\d|\d\d|\d\d\d)\.$/