-ing dddd ddot dfdt dfrf dfri dftg dftr didi dido didu dif- diff digg digi digo diii din- ding dini dinn dino dint dinu dion dior diot diou dird dirr dirt diti dito ditt dntt dnut dod- dodd dodg dodi dodo doff dog- dogg dogi dogo dogu doid doig doin doit dond dong doni donn dono donr dont dood doof doon door doot dord dorf dori dorn doro dorr dort doru dotd doti doto dott doud douf doug doun dour dout drif drin drit drno drod drof drog dron drot drou drug drui drut druu dtng dtor dtot dudd dudo dudu duff dufu dugu duid duif duin duir duit dung dunn duno dunt duo- duon durg duri durn duro durt duru duur duut fdot fdti ffff ffii ffrr fftf ffun fidf fido fiff fifi fifo fift figg figo fiii find fing fini finn fino fint fion fior firn fiti fitt fndd fndg fndn fndr fnuf fofo fogg fogi fogn fogo foid foin fond fong fono font food foof foon foot for- ford forg fori forn foro forr fort foti foto fott foud foug foun four fout frid frig frin frio frit frog fron frot frou frug frun ftdi ftgd ftii fudd fudi fuff fufu fugi fugo fugu fuid fuig fuir fuit fund funf fung funt fuor fur- furg furi furn furo furr furt futi futo futu gdfr gdnf gdor gdrt gfor ggfg gggg ggrn gidd gidi gido giff gift gifu gigg gigi gign gigo ging gini ginn gino ginu giog gioi gion gird girg giri girn giro girr girt giru gito giur gnin gnit gnod gnof gnoo gnrr gnti godi godo goff gofr gofu gogi gogo goif goin goit gon- gond gong goni gonn gono gonu good goof goog gooi goon goor goot gord gorf gorg gori gorn goro gorr gort gotd goti goto gott gou- goud gouf goug goun gour gout grid grif grig grin grit grni grod grof grog groi gron groo gror grot grou grrr gruf grug grui grun grur grut gtfo gudi gudo gudu guff gugg gugi gugu guid guin gund gung gunn gunt gurd gurg guri gurn guro gurr gurt guru guti guto gutt gutu i-go i-no iddo idgf idgo idid idig idin idio idir idno idog idon idrf idro idun iduo ifid ifit ifni ifno ifnr ifor ifrf ifri iftn ifto igni igno ignu igon igoo igor igot igri iiii iiio iiit iino iioi iioo iitr iitt ind- indi indo indu infi info ingo inid inig init inni inno innr innu ino- inoi inon inor inot inou inri inro intd intg inti intn into intr intu inui inun iod- iodd iodo iogt ioii ioio ioit ioni ionn iono ioof iooi iooo iorg iori iotf ioto ioug ioun irdo irfu iri- irid irig irin irio irod iron irri irtf irti irun itdo itgo itif itin itno itof itoi iton itoo itor itou itrf itri ittf itto itur iuiu iuno n-ii nddo ndfi ndnt ndor ndrf ndri ndut nfff nfon nfto ngio ngon ngor ngou ngri ngtn ngur nguu nidd nidi nido niff nift nigg nigo nigt niir niit niiu nind ning nini nino niog nion nioo niou niro nirt niru nitf niti nito nitr niur nngn nnit nnnn nnot nntn nodi nodo nodu nofi nogg nogo nogt noid noif noin noio noir noit non- nong noni nonn nono nont nonu noo- noon nooo noor noot nor- nord norf norg nori norn noro norr nort not- noti noto nott noun nour nout nron nrrd ntnd ntnu ntof ntru ntto nttr ntui nudd nudi nudo nuff nuin nuit nung nunn nuno nunt nuon nurd nuri nurn nurr nurt nuru nutt nutu oddd oddi odin odio odir odiu odon odoo odor odot odou odtu odur ofdr off- offo offr offu ofgo ofid ofit ofno ofor ogfr oggi ogin ogni ogod ogog ogoi ogon ogou ogri ogro ogui ogun oido oigo oiii oint oion oirt oiti ondi ondo ongi ongo ongu onir onit onni onno onod onon onor ont- onti onto onur onut oodi ooff ooid oont oooo oord oort ordn ordo ordu orff orfi orfu orgn orgo ori- orid orif orig orin orio orit orni orno oro- orof oron oror orot orri orro orto otif otin otit oto- otof otog oton otoo otor otro otti otto ottu otur ouff ouii ouin ouir ouit oun- ound oung our- ourn ouro ourt out- outi outo ouu- rdio rfdi rfid rgit rgtr ridd ridi rido riff rift rifu rigg rigi rigo rigu riif riin rind rinf ring rinn rino rion riot riou riri riti rito ritt ritu rndf rnin rnnt rnod rnot rntd rnut rodd rodi rodo roff rofo rogg rogi rogo roid roif roig roin roio roir roit roiu rond rong roni rono ront rood roof roog rooi roon roor root rori roro rort roru rotg roti rotn roto rotr rott roud rouf roun rout rrif rrrr rrun rtdt rtnd rudd rudi rudo ruff rufo ruft rugg rugi ruid ruif ruin ruit rund runf rung runi runn runo runt rurd ruri ruro ruru ruti ruto rutt rutu ruud ruun tdff tdor tdri tfin tfot tgif tidd tiff tifo tift tigi tigr tiit tiiu tind ting tini tinn tino tint tinu tion tiou tird tiri tiro tirr tiru titi tito titt titu tndd tndf tnut todd todi todo todt todu toff tofi tofo toft tofu togo togr togt toid toit tong toni tonn tono tonu tood toof toon toor toot tord torf torg tori torn toro torr tort toru totd toti toto totr tott toug toui toun tour tout trfd trfr tri- trif trig trin trio trit trng trno trod trog troi tron troo trot trou trtr trud trug trun trut truu ttff ttfn tton tttt tudi tudu tuff tufi tufo tuft tufu tugg tugu tuig tuin tuit tuiu tund tung tuni tunn tuno tunu tuor turd turf turg turi turn turo turr turt turu tuti tuto tutt tutu tuuo uddi udid udig udin udir udon udoo udot udun uggo uggt ugni ugod ugri ugro ugur uguu uint uirr undi undo