-hou dddd ddot dhod dhor dhrn dhun dhur dntt dnut dod- dodd dodg dodo dog- dogg dogh dogo dogu dohr dond dong donn dono donr dont dood doon door doot dord dorn doro dorr dort doru dotd doth doto dott doud doug doun dour dout drnh drno drod drog droh dron drot drou drug drut druu dthd dtng dtor dtot dudd dudo dudu dugu duhr duhu dung dunn duno dunt duo- duon durg durn duro durt duru duur duut gdor gdrt gggg gghg ggrn ghon ghug gnod gnoo gnrr godo gogh gogo gon- gond gong gonn gono gonu good goog goon goor goot gord gorg gorn goro gorr gort gotd goth goto gott gou- goud goug goun gour gout grod grog groh gron groo gror grot grou grrr grug grun grur grut gudo gudu gugg gugh gugu guhr gund gung gunn gunt gurd gurg gurh gurn guro gurr gurt guru guth guto gutt gutu hdod hdtt hhgg hhhh hndd hntr hodh hodr hogg hogh hogo hogu hohn hoho hond hong hono hont honu hood hoon hoor hoot hord horg horn horo horr hort hotd hoth hoto hotr hott hotu houd hour hout hrdn hrng hrod hron hrud hrun htoh httr hudd hudo hudu hugg hugh hugo huhn huhu hund hung hunh hunt huon huor huot hurd hurn huro hurr hurt huru huth huto hutt hutu nddo ndnt ndor ndut ngon ngor ngou ngtn ngur nguu nhnn nhon nngn nnnn nnot nntn nodo nodu nogg nogh nogo nogt nohn noho noht non- nong nonn nono nont nonu noo- noon nooo noor noot nor- nord norg norn noro norr nort not- noth noto nott nouh noun nour nout nron nrrd nthn ntht ntnd ntnu ntru ntto nttr nudd nudo nung nunn nuno nunt nuon nurd nurn nurr nurt nuru nuth nutt nutu oddd odoh odon odoo odor odot odou odtu odur ogdh oght ogod ogog ogon ogou ogro ogun ohgr ohho ohno ohoh ohrn ohto ohtu ondo ongo ongu onno onod onon onor ont- onto onur onut ooho oont oooh oooo oord oort ordn ordo ordu orgn orgo orno oro- oron oror orot orro orth orto otho othr oto- otog otoh oton otoo otor otro otto ottu otur oudh ough oun- ound oung our- ourn ouro ourt out- outh outo ouu- rgtr rhod rhog rhoh rhon rhug rhun rnnt rnod rnot rntd rnut rodd rodo rogg rogh rogo rohn rohr rohu rond rong rono ront rood roog roon roor root roro rort roru rotg roth rotn roto rotr rott roud rouh roun rout rrrr rrun rtdt rtnd rudd rudo rugg rugh ruhh ruhn ruhr rund rung runn runo runt rurd ruro ruru ruth ruto rutt rutu ruud ruun tdor thdr thnt thog thon thoo thor thot thou thro thru thtr thud thug thun thur tndd tnut todd todo todt todu togh togo togr togt toho tohu tong tonh tonn tono tonu tood tooh toon toor toot tord torg torn toro torr tort toru totd toth toto totr tott toug touh toun tour tout trng trno trod trog tron troo trot trou trtr trud trug trun trut truu tton tttt tudu tugg tugh tugu tuht tuhu tund tung tunn tuno tunu tuor turd turg turn turo turr turt turu tuto tutt tutu tuuo udoh udon udoo udot udun uggo uggt ugod ugro ugur uguu uh-d uhno uhoh uhuh undo ungo ungu unno unon unro unth unto unut uor- urdu urgh urgu urho uro- uroo urrh urth urun urur urut utor utto uttu utug uuno uuuu