tuans utans tauns atuns uatns autns tunas utnas tnuas ntuas untas nutas tanus atnus tnaus ntaus antus natus uants aunts unats nuats anuts nauts tuasn utasn tausn atusn uatsn autsn tusan utsan tsuan stuan ustan sutan tasun atsun tsaun staun astun satun uastn austn usatn suatn asutn sautn tunsa utnsa tnusa ntusa untsa nutsa tusna utsna tsuna stuna ustna sutna tnsua ntsua tsnua stnua nstua sntua unsta nusta usnta sunta nsuta snuta tansu atnsu tnasu ntasu antsu natsu tasnu atsnu tsanu stanu astnu satnu tnsau ntsau tsnau stnau nstau sntau anstu nastu asntu santu nsatu snatu uanst aunst unast nuast anust naust uasnt ausnt usant suant asunt saunt unsat nusat usnat sunat nsuat snuat ansut nasut asnut sanut nsaut snaut
Note: these 'words' (valid or invalid) are all the permutations of the word tuans. These words are obtained by scrambling the letters in tuans.