beaht ebaht baeht abeht eabht aebht behat ebhat bheat hbeat ehbat hebat bahet abhet bhaet hbaet ahbet habet eahbt aehbt ehabt heabt ahebt haebt beath ebath baeth abeth eabth aebth betah ebtah bteah tbeah etbah tebah bateh abteh btaeh tbaeh atbeh tabeh eatbh aetbh etabh teabh atebh taebh behta ebhta bheta hbeta ehbta hebta betha ebtha bteha tbeha etbha tebha bhtea hbtea bthea tbhea htbea thbea ehtba hetba ethba tehba hteba theba bahte abhte bhate hbate ahbte habte bathe abthe btahe tbahe atbhe tabhe bhtae hbtae bthae tbhae htbae thbae ahtbe hatbe athbe tahbe htabe thabe eahtb aehtb ehatb heatb ahetb haetb eathb aethb etahb teahb atehb taehb ehtab hetab ethab tehab hteab theab ahteb hateb atheb taheb htaeb thaeb
Note: these 'words' (valid or invalid) are all the permutations of the word beaht. These words are obtained by scrambling the letters in beaht.