cohab ochab choab hcoab ohcab hocab coahb ocahb caohb acohb oachb aochb chaob hcaob cahob achob hacob ahcob ohacb hoacb oahcb aohcb haocb ahocb cohba ochba choba hcoba ohcba hocba cobha ocbha cboha bcoha obcha bocha chboa hcboa cbhoa bchoa hbcoa bhcoa ohbca hobca obhca bohca hboca bhoca coabh ocabh caobh acobh oacbh aocbh cobah ocbah cboah bcoah obcah bocah caboh acboh cbaoh bcaoh abcoh bacoh oabch aobch obach boach aboch baoch chabo hcabo cahbo achbo hacbo ahcbo chbao hcbao cbhao bchao hbcao bhcao cabho acbho cbaho bcaho abcho bacho habco ahbco hbaco bhaco abhco bahco ohabc hoabc oahbc aohbc haobc ahobc ohbac hobac obhac bohac hboac bhoac oabhc aobhc obahc boahc abohc baohc haboc ahboc hbaoc bhaoc abhoc bahoc
Note: these 'words' (valid or invalid) are all the permutations of the word cohab. These words are obtained by scrambling the letters in cohab.