dddd ddot dfdt dfrf dftr dmdt dmft dmtf dmtn dntt dnut dod- dodd dodo doff domm domn domo dond donn dono donr dont dood doof doom doon door doot dord dorf dorm dorn doro dorr dort doru dotd doto dott doud douf doum doun dour dout drno drod drof drom dron drot drou drum drut druu dtor dtot dudd dudo dudu duff dufu dumm dunn duno dunt duo- duon durn duro durt duru duur duut fdnm fdom fdot ffff ffrr fftf ffun fmno fmod fndd fndn fndr fnuf fofo fomo fomt fond fono font food foof foom foon foot for- ford form forn foro forr fort fotm foto fott foud foun four fout frmn from fron frot frou frum frun fudd fuff fufu fumo fund funf funt fuor fur- furm furn furo furr furt futo futu mddm mdmf mdnt mdot mdud mfor mfou mftf mmdf mmfd mmff mmmd mmmm mmod mmor mmrf mmun mndo mndr mntn modd modo modu moff mofo mofu momo momu mon- mond monn mono mont monu mood moon moor moot mord morf morn moro mort moru motd motm moto mott motu moud mouf moun mour mout mrdd mrmd mron mrtm mrtn mrtt mrud mtff mtnt mtom mtor mtrr mttr mudd mudu muff mufu mumm mumo mumu mund munn muno munt munu muon murd murn muro murr murt muru muto mutt mutu muut nddo ndnt ndom ndor ndrf ndut nfff nfon nfto nmff nmnt nmon nnmt nnnn nnot nntn nodo nodu nom- nomo nomu non- nonn nono nont nonu noo- noon nooo noor noot nor- nord norf norm norn noro norr nort not- noto nott noun nour nout nron nrrd ntnd ntnu ntof ntru nttm ntto nttr nudd nudo nuff numm numt numu nunn nuno nunt nuon nurd nurn nurr nurt nuru nutt nutu oddd odmr odom odon odoo odor odot odou odtu odum odur ofdr off- offo offr offu ofno ofor omn- omo- omon omoo omor omro omuo ondo onno onod onon onor ont- onto onur onut ooff oont oooo oord oort ordn ordo ordu orff orfu ormn ormo orno oro- orof orom oron oror orot orro orto orum oto- otof oton otoo otor otro otto ottu otur ouff oun- ound our- ourn ouro ourt out- outo ouu- rmon rmtu rndf rndm rnnt rnod rnot rntd rnut rodd rodo roff rofo romd romm romo rond rono ront rood roof room roon roor root roro rort roru rotn roto rotr rott roud rouf roum roun rout rrrr rrum rrun rtdt rtfm rtnd rudd rudo ruff rufo ruft rumm rumo rumt rund runf runn runo runt rurd ruro ruru ruto rutt rutu ruud ruun t-mo tdff tdor tfot tmnt tmou tmro tmtt tndd tndf tnut todd todo todt todu toff tofo toft tofu tomm tomo tomt tonn tono tonu tood toof toom toon toor toot tord torf torm torn toro torr tort toru totd totm toto totr tott toum toun tour tout trfd trfm trfr trmd trmu trno trod trom tron troo trot trou trtr trud trun trut truu ttff ttfn tton tttt tudu tuff tufm tufo tuft tufu tumu tund tunn tuno tunu tuor turd turf turm turn turo turr turt turu tuto tutt tutu tuum tuuo udon udoo udot udun umff ummo umno umor umut undo unfd unmr unno unon unrf unro unto unum unut uofm uofo uomo uor- urdu urff urft uro- urom uroo urum urun urur urut utfo utor utto uttu uuno uutf uuuu