selhs eslhs slehs lsehs elshs leshs sehls eshls shels hsels ehsls hesls slhes lshes shles hsles lhses hlses elhss lehss ehlss helss lhess hless selsh eslsh slesh lsesh elssh lessh seslh esslh sselh sselh esslh seslh slseh lsseh ssleh ssleh lsseh slseh elssh lessh eslsh selsh lsesh slesh sehsl eshsl shesl hsesl ehssl hessl seshl esshl ssehl ssehl esshl seshl shsel hssel sshel sshel hssel shsel ehssl hessl eshsl sehsl hsesl shesl slhse lshse shlse hslse lhsse hlsse slshe lsshe sslhe sslhe lsshe slshe shsle hssle sshle sshle hssle shsle lhsse hlsse lshse slhse hslse shlse elhss lehss ehlss helss lhess hless elshs leshs eslhs selhs lsehs slehs ehsls hesls eshls sehls hsels shels lhses hlses lshes slhes hsles shles
Note: these 'words' (valid or invalid) are all the permutations of the word selhs. These words are obtained by scrambling the letters in selhs.