aurei uarei aruei rauei uraei ruaei aueri uaeri aeuri eauri ueari euari areui raeui aerui earui reaui eraui ureai rueai uerai eurai reuai eruai aurie uarie aruie rauie uraie ruaie auire uaire aiure iaure uiare iuare ariue raiue airue iarue riaue iraue uriae ruiae uirae iurae riuae iruae aueir uaeir aeuir eauir ueair euair auier uaier aiuer iauer uiaer iuaer aeiur eaiur aieur iaeur eiaur ieaur ueiar euiar uiear iuear eiuar ieuar areiu raeiu aeriu eariu reaiu eraiu arieu raieu aireu iareu riaeu iraeu aeiru eairu aieru iaeru eiaru iearu reiau eriau rieau ireau eirau ierau ureia rueia ueria euria reuia eruia uriea ruiea uirea iurea riuea iruea ueira euira uiera iuera eiura ieura reiua eriua rieua ireua eirua ierua
Note: these 'words' (valid or invalid) are all the permutations of the word aurei. These words are obtained by scrambling the letters in aurei.