bines ibnes bnies nbies inbes nibes biens ibens beins ebins iebns eibns bneis nbeis benis ebnis nebis enbis inebs niebs ienbs einbs neibs enibs binse ibnse bnise nbise inbse nibse bisne ibsne bsine sbine isbne sibne bnsie nbsie bsnie sbnie nsbie snbie insbe nisbe isnbe sinbe nsibe snibe biesn ibesn beisn ebisn iebsn eibsn bisen ibsen bsien sbien isben siben besin ebsin bsein sbein esbin sebin iesbn eisbn isebn siebn esibn seibn bnesi nbesi bensi ebnsi nebsi enbsi bnsei nbsei bsnei sbnei nsbei snbei besni ebsni bseni sbeni esbni sebni nesbi ensbi nsebi snebi esnbi senbi inesb niesb iensb einsb neisb enisb inseb niseb isneb sineb nsieb snieb iesnb eisnb isenb sienb esinb seinb nesib ensib nseib sneib esnib senib
Note: these 'words' (valid or invalid) are all the permutations of the word bines. These words are obtained by scrambling the letters in bines.