nodab nodar nogar nogna nogod nogra non-u nona- nonad nonan nonar nonda nondo nonna nonno noonu noora noord norad norba norbu nordo norna noron norra norro norun nouga nouna noura nu-nu nuabu nuada nubao nubar nubra nudur nunan nunda nunga nunna nunon nunun nuodb nuoro nurar nurga nuroa nurra nurun o-bon o-dog o-r-b oagar oando oandu oaror obaba obang obara obodo oboga obora oboro obrab obrad obudu odaba odara oddba oddur odgar odour odran odrga odudu oduro ogard oggar ognon ogogo ogron oguaa ogugu ogura onado onaga onand onano onaon onara onard ondra ongar ongod ongon ongud onoba onoda onond onoon onora onorn onour onran oonga ooooo oraba orana orand orang oraon orara orbad orban ordon ordro organ orgon orgun ornan ornon ornua orobo orodo orona orono oroua orrgo oruga oruro ouada ouara oudan oudon ouona ouoro ouran ourba ourno ra-ra raaba raagu raaor raard rabab rabad raban rabba rabda rabon rabor rabou rabud rabun radan radar radau radon radun ragan ragda ragga ragno ragon ragoo ran-d ranau randa randb randd rando randr randu ranga rango rangu ranna ranno rannu ranon ranua rarbg raron rauda raugu rauna raung rauno rauon ro-ro roadb roana roann robab robar robbo robo- robon robor robun robur rodan rodau rodbo rodda rodna rodon rodor rogan rogna rogno ronan ronda rondo ronga rongo rongu ronno rooba roodu roond roong rorbu rorra rouba round roung roura rraga rragb rrand ruana ruang ruano rubab ruban rubba rubon rubor rubra rudan rudar rudna rudno rudra rugao runan runda rundu runga rungu runo- runon ruran u-dub u-god uanda uandd uarda uaroo ubobo uboga udaan udana udand udara udora ugada ugboa ugong ugro- ugrug un-go unadd unadu unara unaru unbad unbag unban unbar unbud undog undub undug undun undur ungag ungar ungod ungon ungra ungud ungur unnao unnau unnun unnur unona unoor unorn unrar unrra unrug unrun unurn uorga uraan uraba uraga urago uran- urana urano urban urbar urdog urgun uroob urour urrao uruan urubu uuand uuard uurad uuuuu