shmec hsmec smhec mshec hmsec mhsec shemc hsemc sehmc eshmc hesmc ehsmc smehc msehc semhc esmhc meshc emshc hmesc mhesc hemsc ehmsc mehsc emhsc shmce hsmce smhce mshce hmsce mhsce shcme hscme schme cshme hcsme chsme smche msche scmhe csmhe mcshe cmshe hmcse mhcse hcmse chmse mchse cmhse shecm hsecm sehcm eshcm hescm ehscm shcem hscem schem cshem hcsem chsem sechm eschm scehm csehm ecshm ceshm hecsm ehcsm hcesm chesm echsm cehsm smech msech semch esmch mesch emsch smceh msceh scmeh csmeh mcseh cmseh secmh escmh scemh csemh ecsmh cesmh mecsh emcsh mcesh cmesh ecmsh cemsh hmecs mhecs hemcs ehmcs mehcs emhcs hmces mhces hcmes chmes mches cmhes hecms ehcms hcems chems echms cehms mechs emchs mcehs cmehs ecmhs cemhs
Note: these 'words' (valid or invalid) are all the permutations of the word shmec. These words are obtained by scrambling the letters in shmec.