mymah ymmah mmyah mmyah ymmah mymah myamh ymamh maymh amymh yammh aymmh mmayh mmayh mamyh ammyh mamyh ammyh ymamh myamh yammh aymmh maymh amymh mymha ymmha mmyha mmyha ymmha mymha myhma ymhma mhyma hmyma yhmma hymma mmhya mmhya mhmya hmmya mhmya hmmya ymhma myhma yhmma hymma mhyma hmyma myahm ymahm mayhm amyhm yamhm aymhm myham ymham mhyam hmyam yhmam hymam mahym amhym mhaym hmaym ahmym hamym yahmm ayhmm yhamm hyamm ahymm haymm mmahy mmahy mamhy ammhy mamhy ammhy mmhay mmhay mhmay hmmay mhmay hmmay mahmy amhmy mhamy hmamy ahmmy hammy mahmy amhmy mhamy hmamy ahmmy hammy ymahm myahm yamhm aymhm mayhm amyhm ymham myham yhmam hymam mhyam hmyam yahmm ayhmm yhamm hyamm ahymm haymm mahym amhym mhaym hmaym ahmym hamym
Note: these 'words' (valid or invalid) are all the permutations of the word mymah. These words are obtained by scrambling the letters in mymah.