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