tsadi stadi tasdi atsdi satdi astdi tsdai stdai tdsai dtsai sdtai dstai tadsi atdsi tdasi dtasi adtsi datsi sadti asdti sdati dsati adsti dasti tsaid staid tasid atsid satid astid tsiad stiad tisad itsad sitad istad taisd atisd tiasd itasd aitsd iatsd saitd asitd siatd isatd aistd iastd tsdia stdia tdsia dtsia sdtia dstia tsida stida tisda itsda sitda istda tdisa dtisa tidsa itdsa ditsa idtsa sdita dsita sidta isdta dista idsta tadis atdis tdais dtais adtis datis taids atids tiads itads aitds iatds tdias dtias tidas itdas ditas idtas adits daits aidts iadts diats idats sadit asdit sdait dsait adsit dasit saidt asidt siadt isadt aisdt iasdt sdiat dsiat sidat isdat disat idsat adist daist aidst iadst diast idast
Note: these 'words' (valid or invalid) are all the permutations of the word tsadi. These words are obtained by scrambling the letters in tsadi.