teuch etuch tuech utech eutch uetch tecuh etcuh tceuh cteuh ectuh cetuh tuceh utceh tcueh ctueh ucteh cuteh eucth uecth ecuth ceuth uceth cueth teuhc etuhc tuehc utehc euthc uethc tehuc ethuc theuc hteuc ehtuc hetuc tuhec uthec thuec htuec uhtec hutec euhtc uehtc ehutc heutc uhetc huetc techu etchu tcehu ctehu ecthu cethu tehcu ethcu thecu htecu ehtcu hetcu tcheu ctheu thceu htceu chteu hcteu echtu cehtu ehctu hectu chetu hcetu tuche utche tcuhe ctuhe ucthe cuthe tuhce uthce thuce htuce uhtce hutce tchue cthue thcue htcue chtue hctue uchte cuhte uhcte hucte chute hcute eucht uecht ecuht ceuht uceht cueht euhct uehct ehuct heuct uhect huect echut cehut ehcut hecut cheut hceut uchet cuhet uhcet hucet chuet hcuet
Note: these 'words' (valid or invalid) are all the permutations of the word teuch. These words are obtained by scrambling the letters in teuch.