plods lpods polds oplds lopds olpds pldos lpdos pdlos dplos ldpos dlpos podls opdls pdols dpols odpls dopls lodps oldps ldops dlops odlps dolps plosd lposd polsd oplsd lopsd olpsd plsod lpsod pslod splod lspod slpod posld opsld psold spold ospld sopld lospd olspd lsopd slopd oslpd solpd pldso lpdso pdlso dplso ldpso dlpso plsdo lpsdo psldo spldo lspdo slpdo pdslo dpslo psdlo spdlo dsplo sdplo ldspo dlspo lsdpo sldpo dslpo sdlpo podsl opdsl pdosl dposl odpsl dopsl posdl opsdl psodl spodl ospdl sopdl pdsol dpsol psdol spdol dspol sdpol odspl dospl osdpl sodpl dsopl sdopl lodsp oldsp ldosp dlosp odlsp dolsp losdp olsdp lsodp slodp osldp soldp ldsop dlsop lsdop sldop dslop sdlop odslp doslp osdlp sodlp dsolp sdolp
Note: these 'words' (valid or invalid) are all the permutations of the word plods. These words are obtained by scrambling the letters in plods.