(?i)(?<=\<[aiouwz])\x{20}


(?i)(\<[aiouwz]|ci|li|iż|ja|ją|je|ta|tą|te|mgr|dr|tę|to|tu|ty)\x{20}


(?i)(?<=\<[1234567890])\x{20}


(?<=\<\u.)\x{20}