hotsc ohtsc htosc thosc othsc tohsc hostc ohstc hsotc shotc oshtc sohtc htsoc thsoc hstoc shtoc tshoc sthoc otshc toshc osthc sothc tsohc stohc hotcs ohtcs htocs thocs othcs tohcs hocts ohcts hcots chots ochts cohts htcos thcos hctos chtos tchos cthos otchs tochs ocths coths tcohs ctohs hosct ohsct hsoct shoct oshct sohct hocst ohcst hcost chost ochst cohst hscot shcot hcsot chsot schot cshot oscht socht ocsht cosht scoht csoht htsco thsco hstco shtco tshco sthco htcso thcso hctso chtso tchso cthso hscto shcto hcsto chsto schto cshto tscho stcho tcsho ctsho sctho cstho otsch tosch ostch sotch tsoch stoch otcsh tocsh octsh cotsh tcosh ctosh oscth socth ocsth costh scoth csoth tscoh stcoh tcsoh ctsoh sctoh cstoh
Note: these 'words' (valid or invalid) are all the permutations of the word hotsc. These words are obtained by scrambling the letters in hotsc.