aruhe rauhe aurhe uarhe ruahe urahe arhue rahue ahrue harue rhaue hraue auhre uahre ahure haure uhare huare ruhae urhae rhuae hruae uhrae hurae arueh raueh aureh uareh ruaeh uraeh areuh raeuh aeruh earuh reauh erauh auerh uaerh aeurh eaurh uearh euarh rueah ureah reuah eruah uerah eurah arheu raheu ahreu hareu rhaeu hraeu arehu raehu aerhu earhu reahu erahu aheru haeru aehru eahru hearu eharu rheau hreau rehau erhau herau ehrau auher uaher ahuer hauer uhaer huaer auehr uaehr aeuhr eauhr ueahr euahr aheur haeur aehur eahur heaur ehaur uhear huear uehar euhar heuar ehuar ruhea urhea rhuea hruea uhrea hurea rueha ureha reuha eruha uerha eurha rheua hreua rehua erhua herua ehrua uhera huera uehra euhra heura ehura
Note: these 'words' (valid or invalid) are all the permutations of the word aruhe. These words are obtained by scrambling the letters in aruhe.