ocope coope oocpe oocpe coope ocope ocpoe copoe opcoe pocoe cpooe pcooe oopce oopce opoce pooce opoce pooce copoe ocpoe cpooe pcooe opcoe pocoe ocoep cooep oocep oocep cooep ocoep oceop coeop oecop eocop ceoop ecoop ooecp ooecp oeocp eoocp oeocp eoocp coeop oceop ceoop ecoop oecop eocop ocpeo copeo opceo poceo cpoeo pcoeo ocepo coepo oecpo eocpo ceopo ecopo opeco poeco oepco eopco peoco epoco cpeoo pceoo cepoo ecpoo pecoo epcoo oopec oopec opoec pooec opoec pooec ooepc ooepc oeopc eoopc oeopc eoopc opeoc poeoc oepoc eopoc peooc epooc opeoc poeoc oepoc eopoc peooc epooc copeo ocpeo cpoeo pcoeo opceo poceo coepo ocepo ceopo ecopo oecpo eocpo cpeoo pceoo cepoo ecpoo pecoo epcoo opeco poeco oepco eopco peoco epoco
Note: these 'words' (valid or invalid) are all the permutations of the word ocope. These words are obtained by scrambling the letters in ocope.