-hou -ous ffff ffhs ffrr ffss fftf fhfs fhhs fhrs fhss fofo fohr fohs foof foos foot for- foro forr fors fort fosh foso foss fost foth foto fots fott four fous fout frhs froh fros frot frou frso frst fsfo fshs fssf fths ftos ftrs ftsr fuff fufu fuhs fuor fur- furo furr furs furt fuso fuss fust fusu futo futs futu hfhs hfrs hfss hhhh hhhs hhof hhus hoff hofs hofu hoho hoof hoor hoos hoot horo horr hors hort hosh hoss host hoth hoto hotr hots hott hotu houf hour hout hrhs hros hrso hsfs hshs hsts hsur hths htoh httr huff hufs hufu huhs huhu huor huos huot huro hurr hurs hurt huru hush huso huss hust huth huto huts hutt hutu huus off- offh offo offr offs offu ofor ofst ofus ohho ohhs ohoh ohos ohso ohss ohto ohtu ohus ooff oofs ooho oohs oooh oooo ooos oort oost oots oous orff orfs orfu orhs oro- orof oror oros orot orro orrs orso orsu orth orto orts orus osho oshs oshu osoo osor osos osro osso ossu ostr osts otho othr oths oto- otof otoh otoo otor otos otro otrs otso otsu otto otts ottu otur otus ouff our- ouro ours ourt oust out- outh outo outs ouu- rfhs rhfs rhhs rhoh rhos rhus roff rofo rohr rohs rohu roof roor roos root roro rort roru rosh roso ross rost roth roto rotr rots rott rouf rouh rous rout rrhs rrrr rshs rsos rsts rstu rths rtss rtts ruff rufo ruft ruhh ruhr ruhs ruro rurs ruru rush ruso russ rust rusu ruth ruto ruts rutt rutu s-os sfhs sfor sfos sfro sfss sfsu sfts shft shhh shhs shof shoo shor shos shot shou shrs shts shuf shur shus shut shuu sofo soft sohh soho sohs sohu soof soor soos soot sorh soro sorr sors sort soru sosh soso soss sost soth soto sots sotu souf sour sous sout srhs sros srtr sshs ssot ssrs sssf sssh ssss ssth ssts stfu sths stof stoo stor stos stot stou stro strs stru stsf stss sttr stuf stur stus stut suf- suff sufr sufs sufu suho suhr suoh suor suos sur- surf suro surr surs surt suru sus- suso suss sust susu suto sutu suus tfot tfrs tfss thof thoo thor thos thot thou thro thru thsr thss thtr thts thur thus toff tofo toft tofu toho tohu toof tooh toor toos toot torf toro torr tors tort toru tosh toso toss tost tosu toth toto totr tots tott touh tour tous tout trfr trhs troo tros trot trou trst trtr trus trut truu tshs tsos tsou tssf tssr tsst tsts ttff ttss tttt tuff tufo tuft tufu tuhs tuht tuhu tuor tuos turf turo turr turs turt turu tush tuss tust tuto tuts tutt tutu tuuo ufos uhoh uhrs uhss uhuh uofo uor- urff urft urho uro- uroo urrh urso urss ursu urth urts urur urus urut usfs usho ushr ushs ushu usos ussf ussr usss usst ussu usto usts usus utfo utor utto uttu uutf uuuu