oura ouro ourt out- outa outb outh outo ouu- raab raad raam raat raba rabb rabo rabu rada radd radh radm rado radr radt radu raha rahm rahr raht rahu rama ramb ramm ramo ramu raob raoh raom rara rarb raro rata rath rato ratt ratu raua raub raud raum raut rbbb rbbr rboh rdbm rdma rhau rhoa rhob rhod rhoh rhum rmtu roab road roam roar roat rob- roba robb robo robt robu roda rodd rodo roha rohm rohr rohu roma romb romd romm romo roob rood room roor root rora roro rort roru rota roth roto rotr rott roua roub roud rouh roum rout rrad rrah rrat rrrr rrum rtdt ruad ruah ruba rubb rubu ruda rudd rudo ruhh ruhm ruhr ruma rumb rumm rumo rumt rura rurd ruro ruru ruta ruth ruto rutt rutu ruud t-mo taa- taar taat taba tabb tabo tabu tada tado taha taho tahr tahu tama tamd tamm tamo tamu taoa taom taor taou tara tarb tard tarm taro tarr tart taru tata tatb tath tato tatr tatt tatu taua taub taum taur taut tbar tbrb tbta tddb tdma tdor tdra thaa thad tham thao thar that thau thdr thmb thmt thom thoo thor thot thou thra thro thru thtb thtr thud thum thur tmaa tmbr tmou tmro tmtt toab toad toam toat toau toba tobo tobt tobu toda todd todo todt todu toho tohu toma tomb tomm tomo tomt tooa tood tooh toom toor toot tora tord torm toro torr tort toru tota totd toth totm toto totr tott touh toum tour tout traa trab trad tram trao trat trau trma trmb trmd trmu troa trod trom troo trot trou trra trtr trub trud trut truu ttab ttbb ttma tttt tuam tuao tuar tuat tuba tubb tubo tubr tubu tudu tuht tuhu tuma tumb tumu tuor tura turb turd turm turo turr turt turu tuta tuto tutt tutu tuum tuuo uart uaru uata uath uatu uaua ubar ubba ubbo ubod ubra ubud udaa udad udar udau udma udoh udoo udot udra uh-d uhoh uhta uhuh umaa umar umb- umba umbo umma ummo umor umra umut uomo uor- urad urao urat urau urba urda urdu urho urma uro- uroa urom uroo urra urrh urth urum urur urut utah utau utha utmb utor utto uttu uuta uuuu