a-do a-fu a-ii aaaa aaad aaaf aaai aaar aada aadi aadu aafa aafd aaff aafi aaii aaoo aara aard aari aaro aaru adaa adad adai adao adar adda addd addi addo addr addu adfa adia adif adio adir adod adoo ador adra adro adua adur afaa afad afao afar affa affi affo afia afid afif afir afoa afoo afor afr- afra afri afro afru afua afud aiai aida aidi aidr aidu aifd aiff aiia aiid aiir aioi aira aird airi airo aiud aiui aora aouf arad araf arai arar arau arda ardf ardi ardo ardu arfa arff arfu aria arid arif arii ario aroa arod aroi aroo aror arr- arra arri arro arrr arru arua arud arui auaa audi audo aufi aur- aura aurd auri auro daad daar daau dada dadi dado dadu dafa daff dafi dafo daia daid daio dair daou dara dard darf dari daro darr daru daud daur dddd dfaf dffa dfrf dfri dia- diad diaf diao diar dida didi dido didu dif- difa diff diii dior diou dira dird dirr doar dod- doda dodd dodi dodo doff doid dood doof door dora dord dorf dori doro dorr doru doud douf dour draa drad draf drar drau drda drif drod drof drou drra drua drui druu duaa duad duar duda dudd dudo dudu duff dufu duid duif duir duo- dura duri duro duru duur faaa faad fada fadd fadi fado fafa faff fafi fafo faid faio fair fara fard faro farr faru faud faur fdoa ffar ffff ffii ffrr fiaa fiad fiaf fiar fida fidf fido fifa fiff fifi fifo fiii fior fira fiua foad foaf foar foda fofo foia foid food foof for- fora ford fori foro forr foua foud four frad frau fria frid frio frou fuad fuar fuda fudd fudi fuff fufu fuid fuir fuor fur- fura furi furo furr iaaa iaai iaff iaia iara iaru idad idar idda iddo idfa idia idid idio idir idra idrf idro iduo ifaa ifao ifar ifda ifid ifor ifra ifrf ifri iida iifa iiii iiio iioi iioo iira iod- ioda iodd iodo ioii ioio ioof iooi iooo iora iori irad iraf irai irao irar irda irdo irfu iri- iria irid irio irod irra irri iuiu iura oaau oafo oara odai odda oddd oddi odia odio odir odiu odoo odor odou odra odur ofdr off- offa offo offr offu ofid ofor ofra oido oiii oira ooaa ooda oodi ooff ooia ooid oooo oora oord orad orai orao orar orda ordo ordu orff orfi orfu ori- oria orid orif orio oro- orof oror orra orri orro ouad ouff ouii ouir our- oura ouro ouu- raad raaf rada radd rado radr radu rafa raff rafi raia raid raif raii rair raiu rara rarf rari raro raua raud rauf rdfa rdio rfdi rfid riaa riad riai riau rida ridd ridi rido rifa riff rifu riia riif riou riri road roaf roar roda rodd rodi rodo roff rofo roia roid roif roio roir roiu rood roof rooi roor rora rori roro roru roua roud rouf rrad rrif rrrr ruad ruda rudd rudi rudo rufa ruff rufo ruid ruif rura rurd ruri ruro ruru ruud uafa uair uaru uaua udaa udad udar udau uddi udid udir udoo udra uffa ufra uira uirr uofa uofo uor- urad urai urao urau urda urdu urfa urff urfi uria urif uriu uro- uroa uroo urra urri urur uuri uuuu