-ous dddd ddot ddss ddts didi dido dids didu diii diis dior dios diot diou dird dirr dirs dirt dis- disd disi diso diss dist diti dito dits ditt dius dod- dodd dodi dodo dods doid dois doit dood door doos doot dord dori doro dorr dors dort doru dosi doso doss dost dotd doti doto dots dott doud dour dous dout drit drod drot drou drrs drui drus drut druu dsdr dsos dsri dsrr dssi dsst dsto dsts dtor dtot dtss dudd dudo duds dudu duid duir duis duit duo- duos duri duro durt duru dusi dust duts duur duut iddo idid idio idir idis idos idro idso idss idts iduo idus iiii iiio iiis iiit iioi iioo iios iirs iisd iisi iisr iist iisu iitr iitt iod- iodd iodo ioii ioio ioit iooi iooo ioos iori iors ioso iosu ioto ious irdo irds iri- irid irio iris irod irri irrs irti irts irus isds isis isit iso- isor isos isri issi isso issr isss issu istd isti isto istr ists isus itdo itis itoi itoo itor itos itou itri itrs itsi itso itsu itto itur iuds iuiu iusd iuss iust oddd oddi odds odio odir odis odiu odoo odor odos odot odou odso odts odtu odur odus oido oids oiii oios oirt oisd oist oisu oiti oodi ooid oooo ooos oord oort oosi oost oots oous ordo ords ordu ori- orid orio oris orit oro- oror oros orot orri orro orrs orsi orso orsu orto orts orus osdi osii osis osoi osoo osor osos osrd osro ossd ossi osso ossu osti ostr osts otis otit oto- otoo otor otos otro otrs otso otsu otti otto otts ottu otur otus ouds ouii ouir ouis ouit our- ouro ours ourt ousd oust out- outi outo outs ouu- rdio rdos rdso ridd ridi rido rids riis rios riot riou riri rirs risd risi riso riss rist risu riti rito rits ritt ritu rius rodd rodi rodo rods roid roio roir rois roit roiu rood rooi roor roos root rori roro rort roru rosi roso ross rost roti roto rotr rots rott roud rous rout rrrr rsdd rsds rsid rsis rsos rsts rstu rtdt rtss rtts rudd rudi rudo ruds ruid ruis ruit rurd ruri ruro rurs ruru rusi ruso russ rust rusu ruti ruto ruts rutt rutu ruud s-ii s-os sdds sdio sdot sdrs sdss sdsu sidd sidi sido sidr sids siit siod sior sios siot siou siri siro sirr sirs sirt siru sisd sisi siss sist sisu sit- sitd siti sito sits sitt situ siui sius siut sodd sodo sods sodu soir sois soit sood soor soos soot sord sori soro sorr sors sort soru sosi soso soss sost soto sots sotu soud sour sous sout sris sros srsd srtr ssdd ssid ssis ssit ssot ssri ssrs sssi ssss sstd ssts stds stid stio stir stis stit stod stoo stor stos stot stou strd stri stro strs stru stsi stss sttd sttr stud stur stus stut sudd sudi sudo suds suid suio suir suis suit suor suos sur- surd suri suro surr surs surt suru sus- susd susi suso suss sust susu suti suto sutu suus tdis tdor tdri tdss tidd tids tiit tiiu tios tiou tird tiri tiro tirr tirs tiru tisi tiso tiss tist titi tito tits titt titu todd todi todo tods todt todu toid tois toit tood toor toos toot tord tori toro torr tors tort toru tosi toso toss tost tosu totd toti toto totr tots tott toui tour tous tout tri- trio tris trit trod troi troo tros trot trou trsd trsi trst trtr trud trus trut truu tsid tsis tsoi tsos tsou tssi tssr tsst tsts tsui ttss tttt tudi tudu tuis tuit tuiu tuor tuos turd turi turo turr turs turt turu tusd tusi tuss tust tuti tuto tuts tutt tutu tuuo uddi udds udid udir udoo udos udot udsd udts uirr uisd uist uits uor- urds urdu uris uriu uro- uroo urri ursi urso urss ursu urts urur urus urut usdo usds usdt usis usoi usos ussr usss usst ussu usti usto usts usui usus utid utis utor utri utti utto uttu uuri uusi uuuu