thans htans tahns athns hatns ahtns thnas htnas tnhas nthas hntas nhtas tanhs atnhs tnahs ntahs anths naths hants ahnts hnats nhats anhts nahts thasn htasn tahsn athsn hatsn ahtsn thsan htsan tshan sthan hstan shtan tashn atshn tsahn stahn asthn sathn hastn ahstn hsatn shatn ashtn sahtn thnsa htnsa tnhsa nthsa hntsa nhtsa thsna htsna tshna sthna hstna shtna tnsha ntsha tsnha stnha nstha sntha hnsta nhsta hsnta shnta nshta snhta tansh atnsh tnash ntash antsh natsh tasnh atsnh tsanh stanh astnh satnh tnsah ntsah tsnah stnah nstah sntah ansth nasth asnth santh nsath snath hanst ahnst hnast nhast anhst nahst hasnt ahsnt hsant shant ashnt sahnt hnsat nhsat hsnat shnat nshat snhat ansht nasht asnht sanht nsaht snaht
Note: these 'words' (valid or invalid) are all the permutations of the word thans. These words are obtained by scrambling the letters in thans.