ngaru ngugu nguka ngulu nguna ngura nguru nhang nkalu nkana nkara nluug nrank nu-nu nuala nucal nucca nucha nucla nugal nughu nuhuh nukha nukla nulga nulka nulla nunan nunca nunch nunga nunka nunna nunun nurak nural nurar nurga nurla nurlu nurra nuruk nurun ra-ra raack raagu raakh racah racak racal racan racch racha racka ragah ragan ragga raghu rahal rahan rahna rahul rakaa rakah rakan ralla ranac ranal ranau ranca ranch ranck ranga rangh rangu ranka rankl ranna rannc rannu ranua rauch raugu rauna raung rccar rraga rragc ruach ruaha ruaka ruala ruana ruang ruark rucka rucul rugal rugha rughh rugla ruhla ruhnu rukla rulan runan runch runcu runga rungu rurak rural ruran rurka uacrr ucgun uchan uchar uchku uchuu uclan ugala uggla ugluk ugrug uh-uh uhaul uhhuh uhlan uhura uhuru ukala ukanc ukhra ukrah ukula ukuug ulaan ulala ulalu ulang ulgan ulguc ullah ullak ullal ullar ullca ullur ulnar uluka ulula ululu uluru unaka unara unark unaru uncal ungag ungar ungka ungra ungul ungur unhug unkar unkur unnau unnun unnur unrar unrra unrug unruh unrun unurn uraan urach uraga uran- urana urgal urgun urhan urkun urlar urnal uruan urucu uugla uuuuu