ocmac comac omcac mocac cmoac mcoac ocamc coamc oacmc aocmc caomc acomc omacc moacc oamcc aomcc maocc amocc cmaoc mcaoc camoc acmoc macoc amcoc ocmca comca omcca mocca cmoca mcoca occma cocma occma cocma ccoma ccoma omcca mocca ocmca comca mcoca cmoca cmcoa mccoa ccmoa ccmoa mccoa cmcoa ocacm coacm oaccm aoccm caocm acocm occam cocam occam cocam ccoam ccoam oaccm aoccm ocacm coacm acocm caocm cacom accom ccaom ccaom accom cacom omacc moacc oamcc aomcc maocc amocc omcac mocac ocmac comac mcoac cmoac oacmc aocmc ocamc coamc acomc caomc macoc amcoc mcaoc cmaoc acmoc camoc cmaco mcaco camco acmco macco amcco cmcao mccao ccmao ccmao mccao cmcao cacmo accmo ccamo ccamo accmo cacmo macco amcco mcaco cmaco acmco camco
Note: these 'words' (valid or invalid) are all the permutations of the word ocmac. These words are obtained by scrambling the letters in ocmac.