stabm tsabm satbm astbm tasbm atsbm stbam tsbam sbtam bstam tbsam btsam sabtm asbtm sbatm bsatm abstm bastm tabsm atbsm tbasm btasm abtsm batsm stamb tsamb satmb astmb tasmb atsmb stmab tsmab smtab mstab tmsab mtsab samtb asmtb smatb msatb amstb mastb tamsb atmsb tmasb mtasb amtsb matsb stbma tsbma sbtma bstma tbsma btsma stmba tsmba smtba mstba tmsba mtsba sbmta bsmta smbta msbta bmsta mbsta tbmsa btmsa tmbsa mtbsa bmtsa mbtsa sabmt asbmt sbamt bsamt absmt basmt sambt asmbt smabt msabt amsbt masbt sbmat bsmat smbat msbat bmsat mbsat abmst bamst ambst mabst bmast mbast tabms atbms tbams btams abtms batms tambs atmbs tmabs mtabs amtbs matbs tbmas btmas tmbas mtbas bmtas mbtas abmts bamts ambts mabts bmats mbats
Note: these 'words' (valid or invalid) are all the permutations of the word stabm. These words are obtained by scrambling the letters in stabm.