nure- nurga nurra nurun ra-ra raaba raabe raagu rabab rabac raban rabba rabbe rabun racan race- racer ragan ragea ragee rager ragga ranac ranae ranau ranca rance ranee ranen ranga range rangu ranna rannc rannu ranua rarae rarbg rareb raree rarer rauen raugu rauna raung rccar reace reane reang rear- reaue rebab rebag reban rebar rebbe rebec rebeg reber rebra rebun recan recca recce recea recen recue recur reean reece reege reena reene reere regab regan regar regau regba regec regen reger regga regge regna regne regur renac renan renau renca rence renea renee reneg rener renga renge rengg renna renne reran rere- reree rerun reuar reuen reuer reune rraga rragb rragc ruana ruane ruang rubab ruban rubba rubee ruben ruber rubra rucer rueca ruegg ruere rueun rugae rugen ruger rugge runan runcu runec runer runga runge rungu runne ruran rurec u-cee uacrr ubeen uber- ucgun ugena ugene ugrug unara unaru unbag unban unbar uncae ungag ungar unger ungra ungur unnau unnun unnur unrar unrra unrug unrun unurn uraan uraba uraga uran- urana urare urban urbar urea- ureae urena urera urger urgun urrea uruan urubu uruce urucu uuuuu