tdmis dtmis tmdis mtdis dmtis mdtis tdims dtims tidms itdms ditms idtms tmids mtids timds itmds mitds imtds dmits mdits dimts idmts midts imdts tdmsi dtmsi tmdsi mtdsi dmtsi mdtsi tdsmi dtsmi tsdmi stdmi dstmi sdtmi tmsdi mtsdi tsmdi stmdi mstdi smtdi dmsti mdsti dsmti sdmti msdti smdti tdism dtism tidsm itdsm ditsm idtsm tdsim dtsim tsdim stdim dstim sdtim tisdm itsdm tsidm stidm istdm sitdm distm idstm dsitm sditm isdtm sidtm tmisd mtisd timsd itmsd mitsd imtsd tmsid mtsid tsmid stmid mstid smtid tismd itsmd tsimd stimd istmd sitmd mistd imstd msitd smitd ismtd simtd dmist mdist dimst idmst midst imdst dmsit mdsit dsmit sdmit msdit smdit dismt idsmt dsimt sdimt isdmt sidmt misdt imsdt msidt smidt ismdt simdt
Note: these 'words' (valid or invalid) are all the permutations of the word tdmis. These words are obtained by scrambling the letters in tdmis.