shuns hsuns suhns ushns husns uhsns shnus hsnus snhus nshus hnsus nhsus sunhs usnhs snuhs nsuhs unshs nushs hunss uhnss hnuss nhuss unhss nuhss shusn hsusn suhsn ushsn hussn uhssn shsun hssun sshun sshun hssun shsun sushn usshn ssuhn ssuhn usshn sushn hussn uhssn hsusn shusn ushsn suhsn shnsu hsnsu snhsu nshsu hnssu nhssu shsnu hssnu sshnu sshnu hssnu shsnu snshu nsshu ssnhu ssnhu nsshu snshu hnssu nhssu hsnsu shnsu nshsu snhsu sunsh usnsh snush nsush unssh nussh susnh ussnh ssunh ssunh ussnh susnh snsuh nssuh ssnuh ssnuh nssuh snsuh unssh nussh usnsh sunsh nsush snush hunss uhnss hnuss nhuss unhss nuhss husns uhsns hsuns shuns ushns suhns hnsus nhsus hsnus shnus nshus snhus unshs nushs usnhs sunhs nsuhs snuhs
Note: these 'words' (valid or invalid) are all the permutations of the word shuns. These words are obtained by scrambling the letters in shuns.