unlay nulay ulnay lunay nluay lnuay unaly nualy uanly aunly nauly anuly ulany luany ualny aulny launy aluny nlauy lnauy naluy anluy lanuy alnuy unlya nulya ulnya lunya nluya lnuya unyla nuyla uynla yunla nyula ynula ulyna luyna uylna yulna lyuna yluna nlyua lnyua nylua ynlua lynua ylnua unayl nuayl uanyl aunyl nauyl anuyl unyal nuyal uynal yunal nyual ynual uaynl auynl uyanl yuanl ayunl yaunl nayul anyul nyaul ynaul aynul yanul ulayn luayn ualyn aulyn lauyn aluyn ulyan luyan uylan yulan lyuan yluan uayln auyln uyaln yualn ayuln yauln layun alyun lyaun ylaun aylun yalun nlayu lnayu nalyu anlyu lanyu alnyu nlyau lnyau nylau ynlau lynau ylnau naylu anylu nyalu ynalu aynlu yanlu laynu alynu lyanu ylanu aylnu yalnu
Note: these 'words' (valid or invalid) are all the permutations of the word unlay. These words are obtained by scrambling the letters in unlay.