pscue spcue pcsue cpsue scpue cspue psuce spuce pusce upsce supce uspce pcuse cpuse pucse upcse cupse ucpse scupe csupe sucpe uscpe cuspe ucspe psceu spceu pcseu cpseu scpeu cspeu psecu specu pescu epscu sepcu espcu pcesu cpesu pecsu epcsu cepsu ecpsu scepu csepu secpu escpu cespu ecspu psuec spuec pusec upsec supec uspec pseuc speuc pesuc epsuc sepuc espuc puesc upesc peusc epusc uepsc eupsc suepc usepc seupc esupc uespc euspc pcues cpues puces upces cupes ucpes pceus cpeus pecus epcus cepus ecpus puecs upecs peucs epucs uepcs eupcs cueps uceps ceups ecups uecps eucps scuep csuep sucep uscep cusep ucsep sceup cseup secup escup cesup ecsup suecp usecp seucp esucp uescp euscp cuesp ucesp ceusp ecusp uecsp eucsp
Note: these 'words' (valid or invalid) are all the permutations of the word pscue. These words are obtained by scrambling the letters in pscue.