dddd dfrf dfri didi dido didu dif- diff diii dimi dimm dimn dimo dimu din- dini dinn dino dinu dion dior diou dird dirr dmin dod- dodd dodi dodo doff doid doin domi domm domn domo dond doni donn dono donr dood doof doom doon door dord dorf dori dorm dorn doro dorr doru doud douf doum doun dour drif drin drno drod drof drom dron drou drui drum druu dudd dudo dudu duff dufu duid duif duin duir dumi dumm dunn duno duo- duon duri durn duro duru duur fdnm fdom ffff ffii ffrr ffun fidf fido fiff fifi fifm fifo fiii fimo fimr find fini finn fino fion fior firm firn fmno fmod fmri fndd fndn fndr fnuf fofo foid foin fomo fond fono food foof foom foon for- ford fori form forn foro forr foud foun four frid frim frin frio frmn from fron frou frum frun fudd fudi fuff fufu fuid fuir fumi fumo fund funf fuor fur- furi furm furn furo furr i-no iddm iddo idid idin idio idir idno idon idrf idro idun iduo ifid ifim ifni ifno ifnr ifor ifrf ifri iiii iiio iinm iino iioi iioo iium imdi imfi imid imin imir immi immo imno imod imof imon imou imri imro imrr imun ind- indi indm indo indu infi info inid inni inno innr innu ino- inoi inon inor inou inri inro inui inun iod- iodd iodo ioii ioio iomo ioni ionn iono ioof iooi iooo iori ioun irdo irfm irfu iri- irid irin irio irmo irod iron irri irun iuiu iuno mddm mdfi mdii mdmf mdud mfor mfou mfri mid- midi midn mido miff mifi miii miin miio mim- mimd mimi mimo mind mini minn mino minu mio- mion mird miri miro mirr miru miui mmdf mmdi mmfd mmff mmii mmmd mmmm mmod mmor mmrf mmun mndo mndr mnin modd modi modo modu moff mofo mofu moif moii moin moio moir momi momo momu mon- mond moni monn mono monu mood moon moor mord morf mori morn moro moru moud mouf moun mour mrdd mrmd mron mrud mudd mudi mudu muff mufi mufu muid muin muir mumm mumo mumu mund muni munn muno munu muon murd muri murn muro murr muru n-ii nddo ndfi ndom ndor ndrf ndri nfff nfon nidd nidi nido niff niir niiu nimd nimi nimo nimr nimu nind nini nino nion nioo niou niro niru niur nmff nmon nmri nnnn nodi nodo nodu nofi noid noif noin noio noir nom- nomi nomo nomu non- noni nonn nono nonu noo- noon nooo noor nor- nord norf nori norm norn noro norr noun nour nron nrrd nudd nudi nudo nuff nuim nuin numi numm numu nunn nuno nuon nurd nuri nurn nurr nuru oddd oddi odin odio odir odiu odmr odom odon odoo odor odou odum odur ofdr off- offo offr offu ofid ofno ofor oido oiii oion oium omid omim omin omio omn- omni omo- omoi omon omoo omor omri omro omuo ondi ondo onir onni onno onod onon onor onur oodi ooff ooid oooo oord ordn ordo ordu orff orfi orfu ori- orid orif orin orio ormn ormo orni orno oro- orof orom oron oror orri orro orum ouff ouii ouin ouir oumi oun- ound our- ourn ouro ouu- rdio rfdi rfid ridd ridi rido riff rifu riif riin rimi rimm rimo rimu rind rinf rinn rino riom rion riou riri rmif rmon rndf rndm rnin rnod rodd rodi rodo roff rofo roid roif roin roio roir roiu romd romi romm romo rond roni rono rood roof rooi room roon roor rori roro roru roud rouf roum roun rrif rrrr rrum rrun rudd rudi rudo ruff rufo ruid ruif ruin rumi rumm rumo rund runf runi runn runo rurd ruri ruro ruru ruud ruun uddi udid udim udin udir udon udoo udun uirr umff ummo umno umor umri undi undo unfd uni- unif unii unin unio unir unmr unni unno unon unrf unro unum uofm uofo uomo uor- urdu urff urfi urif urim urin uriu urmi urni uro- urom uroo urri urum urun urur uuni uuno uuri uuuu