bants abnts bnats nbats anbts nabts batns abtns btans tbans atbns tabns bntas nbtas btnas tbnas ntbas tnbas antbs natbs atnbs tanbs ntabs tnabs banst abnst bnast nbast anbst nabst basnt absnt bsant sbant asbnt sabnt bnsat nbsat bsnat sbnat nsbat snbat ansbt nasbt asnbt sanbt nsabt snabt batsn abtsn btasn tbasn atbsn tabsn bastn abstn bsatn sbatn asbtn sabtn btsan tbsan bstan sbtan tsban stban atsbn tasbn astbn satbn tsabn stabn bntsa nbtsa btnsa tbnsa ntbsa tnbsa bnsta nbsta bsnta sbnta nsbta snbta btsna tbsna bstna sbtna tsbna stbna ntsba tnsba nstba sntba tsnba stnba antsb natsb atnsb tansb ntasb tnasb anstb nastb asntb santb nsatb snatb atsnb tasnb astnb satnb tsanb stanb ntsab tnsab nstab sntab tsnab stnab
Note: these 'words' (valid or invalid) are all the permutations of the word bants. These words are obtained by scrambling the letters in bants.