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