nhsie hnsie nshie snhie hsnie shnie nhise hnise nihse inhse hinse ihnse nsihe snihe nishe inshe sinhe isnhe hsine shine hisne ihsne sihne ishne nhsei hnsei nshei snhei hsnei shnei nhesi hnesi nehsi enhsi hensi ehnsi nsehi snehi neshi enshi senhi esnhi hseni sheni hesni ehsni sehni eshni nhies hnies nihes inhes hines ihnes nheis hneis nehis enhis henis ehnis niehs inehs neihs enihs ienhs einhs hiens ihens heins ehins iehns eihns nsieh snieh niseh inseh sineh isneh nseih sneih nesih ensih senih esnih niesh inesh neish enish iensh einsh sienh isenh seinh esinh iesnh eisnh hsien shien hisen ihsen sihen ishen hsein shein hesin ehsin sehin eshin hiesn ihesn heisn ehisn iehsn eihsn siehn isehn seihn esihn ieshn eishn
Note: these 'words' (valid or invalid) are all the permutations of the word nhsie. These words are obtained by scrambling the letters in nhsie.