-hou -ous dddd ddot ddss ddts dfds dfdt dfrf dfri dftr dfts dhfs dhis dhod dhor dhur didi dido dids didu dif- diff difs dihu diii diis dior dios diot diou dird dirr dirs dirt dis- disd dish disi diso diss dist dith diti dito dits ditt dius dod- dodd dodi dodo dods doff dohr dohs doid dois doit dood doof door doos doot dord dorf dori doro dorr dors dort doru dosh dosi doso doss dost dotd doth doti doto dots dott doud douf dour dous dout drhs drif drih drit drod drof droh drot drou drrs drui drus drut druu dsdr dshs dsif dsos dsri dsrr dssi dsst dsto dsts dthd dtor dtot dtss dudd dudo duds dudu duff dufu duhr duhs duhu duid duif duir duis duit duo- duos duri duro durt duru dush dusi dust duts duur duut fdhs fdos fdot fdst fdti ffff ffhs ffii ffrr ffss fftf fhfs fhhs fhit fhrs fhss fidf fido fids fiff fifi fifo fift fiii fior fios firs fisd fish fisi fiss fist fisu fiti fits fitt fofo fohr fohs foid fois food foof foos foot for- ford fori foro forr fors fort fosh fosi foso foss fost foth foti foto fots fott foud four fous fout frhs frid frio fris frit froh fros frot frou frso frst fsfi fsfo fshd fshs fssf ftdi fths ftii ftos ftrs ftsr fudd fudi fuff fufu fuhs fuid fuir fuit fuor fur- furi furo furr furs furt fusd fusi fuso fuss fust fusu futi futo futs futu h-ii hdhs hdif hdod hdos hdri hdss hdtt hfhs hfrs hfss hhds hhhh hhhs hhof hhus hidi hids hiff hifh hifi hifo hifr hihi hiho hiht hiis hiit hiiu hird hirf hiri hiro hirs hirt hiru hisd hish hiss hist hiti hito hits hitt hodh hodi hodr hods hoff hofs hofu hoho hoid hoif hoir hois hoit hood hoof hoor hoos hoot hord hori horo horr hors hort hosh hoss host hotd hoth hoti hoto hotr hots hott hotu houd houf hour hout hrhs hrid hrit hrod hros hrso hrud hsfs hshs hsts hsur hths htoh httr hudd hudi hudo huds hudu huff hufs hufu huhi huhs huhu huid huif huir huis huit huor huos huot hurd huri huro hurr hurs hurt huru hush husi huso huss hust huth huti huto huts hutt hutu huus iddo idid idio idir idis idos idrf idro idsf idso idss idts iduo idus ifht ifid ifis ifit ifor ifrf ifri ifso ifto ihdr ihis ihit ihrd ihss ihud ihuo iiht iiii iiio iiis iiit iioi iioo iios iirs iisd iisi iisr iist iisu iitr iitt iod- iodd iodo ioii ioio ioit ioof iooi iooo ioos iori iors ioso iosu iotf ioto ious irdo irds irfu irhs iri- irid irio iris irod iroh irri irrs irsf irtf irti irts irus isds ishi ishr ishs isis isit iso- isof isor isos isri issf issh issi isso issr isss issu istd isth isti isto istr ists isuh isus itdo iths itif itis itof itoh itoi itoo itor itos itou itrf itri itrs itsf itsi itso itsu ittf itto itur iuds iuiu iusd iuss iust oddd oddi odds odio odir odis odiu odoh odoo odor odos odot odou odso odts odtu odur odus ofdr off- offh offo offr offs offu ofid ofit ofor ofst ofus ohhi ohho ohhs ohid ohif ohio ohis ohoh ohos ohso ohss ohto ohtu ohus oido oids oiii oios oirt oisd oist oisu oiti oodi ooff oofs ooho oohs ooid oooh oooo ooos oord oort oosi oost oots oous ordo ords ordu orff orfi orfs orfu orhs ori- orid orif orio oris orit oro- orof oror oros orot orri orro orrs orsi orso orsu orth orto orts orus osdi oshi osho oshs oshu osii osis osoi osoo osor osos osrd osro ossd ossi osso ossu osti ostr osts otho othr oths otif otis otit oto- otof otoh otoo otor otos otro otrs otso otsu otti otto otts ottu otur otus oudh ouds ouff ouii ouir ouis ouit our- ouro ours ourt ousd oust out- outh outi outo outs ouu- rdhs rdio rdos rdso rfdi rfds rfhs rfid rhfs rhhs rhio rhod rhoh rhos rhus ridd ridi rido rids riff rifs rift rifu riho rihs riht riif riis rios riot riou riri rirs risd rish risi riso riss rist risu rith riti rito rits ritt ritu rius rodd rodi rodo rods roff rofo rohr rohs rohu roid roif roio roir rois roit roiu rood roof rooi roor roos root rori roro rort roru rosh rosi roso ross rost roth roti roto rotr rots rott roud rouf rouh rous rout rrhs rrif rrrr rsdd rsds rshd rshs rsid rsis rsos rsts rstu rtdt rths rtss rtts rudd rudi rudo ruds ruff rufo ruft ruhh ruhi ruhr ruhs ruid ruif ruis ruit rurd ruri ruro rurs ruru rush rusi ruso russ rust rusu ruth ruti ruto ruts rutt rutu ruud s-ii s-os sdds sdhd sdhs sdif sdio sdot sdrs sdsf sdss sdsu sfhs sfio sfor sfos sfro sfss sfsu sfts shft shhh shhs shid shih shii shio shir shis shit shiu shod shof shoo shor shos shot shou shri shrs shts shud shuf shui shur shus shut shuu sidd sidh sidi sido sidr sids siff sifo sifr sift sifu sihi sihr sihs siht sihu siit siod sior sios siot siou sirf siri siro sirr sirs sirt siru sisd sish sisi siss sist sisu sit- sitd sith siti sito sits sitt situ siui sius siut sodd sodo sods sodu sofi sofo soft sohh soho sohs sohu soif soir sois soit sood soof soor soos soot sord sorh sori soro sorr sors sort soru sosh sosi soso soss sost soth soto sots sotu soud souf sour sous sout srfi srhs sris sros srsd srtr ssdd ssdf sshs ssid ssis ssit ssot ssri ssrs sssf sssh sssi ssss sstd ssth ssts stds stfu sths stid stif stih stio stir stis stit stod stof stoo stor stos stot stou strd stri stro strs stru stsf stsi