ofcr off- offa offc offo offr offu ofor ofra oiaj oici oiii oira oium ojai omac omai omam omao omar omca omia omic omim omio omma omo- omoa omoi omoo omor omra omri omro omuo ooaa oocr ooff ooia ooij ooji ooma oooo oora orac orai oram orao orar orca orci orco orff orfi orfu ori- oria oric orif orio orji orma ormo oro- orof orom oror orra orri orro oruj orum ouac oucc oufc ouff ouii ouir ouju ouma oumi our- oura ouro ouu- raaf raaj raam rac- raca racc raci raco racu rafa rafc raff rafi raia raic raif raii raim rair raiu raja raji rajm rajo raju rama rami ramj ramm ramo ramu raoc raom rara rarf rari raro raua rauc rauf raum rcac rcaf rccc rcfc rcic rfam rffc rfic riaa riai riam riau rica ricc rico rifa riff rifu riia riif rijf riji rijo rima rimi rimm rimo rimu riom riou riri rmaf rmif rmjm roaf roam roar roca rocc roco rofc roff rofo roia roif roio roir roiu roja roji rojo roma romi romm romo roof rooi room roor rora rorc rori roro roru roua rouf roum rrfc rrif rrmc rrrr rrum ruca ruci rufa rufc ruff rufo ruif ruja rujm ruma rumi rumm rumo rura rurc ruri ruro ruru uaca uafa uair uamc uaoc uarc uaru uaua ucai ucam ucar ucca ucci ucfa ucio ucmc ucmj ucom ucrc ucua ufcu uffa ufra uica uima uira uirr ujfm umaa umac umai umar umff umma ummo umor umra umri uocc uofa uofm uofo uomo uor- urac urai urao urau urca urci urfa urff urfi uria uric urif urim uriu urma urmi uro- uroa urom uroo urra urri urum urur uuoc uuri uuuu