bhcso hbcso bchso cbhso hcbso chbso bhsco hbsco bshco sbhco hsbco shbco bcsho cbsho bscho sbcho csbho scbho hcsbo chsbo hscbo shcbo cshbo schbo bhcos hbcos bchos cbhos hcbos chbos bhocs hbocs bohcs obhcs hobcs ohbcs bcohs cbohs bochs obchs cobhs ocbhs hcobs chobs hocbs ohcbs cohbs ochbs bhsoc hbsoc bshoc sbhoc hsboc shboc bhosc hbosc bohsc obhsc hobsc ohbsc bsohc sbohc boshc obshc sobhc osbhc hsobc shobc hosbc ohsbc sohbc oshbc bcsoh cbsoh bscoh sbcoh csboh scboh bcosh cbosh bocsh obcsh cobsh ocbsh bsoch sboch bosch obsch sobch osbch csobh scobh cosbh ocsbh socbh oscbh hcsob chsob hscob shcob cshob schob hcosb chosb hocsb ohcsb cohsb ochsb hsocb shocb hoscb ohscb sohcb oshcb csohb scohb coshb ocshb sochb oschb
Note: these 'words' (valid or invalid) are all the permutations of the word bhcso. These words are obtained by scrambling the letters in bhcso.