shews hsews sehws eshws hesws ehsws shwes hswes swhes wshes hwses whses sewhs eswhs swehs wsehs ewshs weshs hewss ehwss hwess whess ewhss wehss shesw hsesw sehsw eshsw hessw ehssw shsew hssew sshew sshew hssew shsew seshw esshw ssehw ssehw esshw seshw hessw ehssw hsesw shesw eshsw sehsw shwse hswse swhse wshse hwsse whsse shswe hsswe sshwe sshwe hsswe shswe swshe wsshe sswhe sswhe wsshe swshe hwsse whsse hswse shwse wshse swhse sewsh eswsh swesh wsesh ewssh wessh seswh esswh ssewh ssewh esswh seswh swseh wsseh ssweh ssweh wsseh swseh ewssh wessh eswsh sewsh wsesh swesh hewss ehwss hwess whess ewhss wehss hesws ehsws hsews shews eshws sehws hwses whses hswes shwes wshes swhes ewshs weshs eswhs sewhs wsehs swehs
Note: these 'words' (valid or invalid) are all the permutations of the word shews. These words are obtained by scrambling the letters in shews.