ralon ranal ranap ranau ranga rango rangu ranlo ranna ranno rannu ranon ranua ranup raoul rapal rapar rapga rapla rapon rapor rappa rapur raron raugu rauna raung rauno rauon raupo raupp ro-ro roall roana roann rogal rogan rogla rogna rogno rolag rolao rolap rolga rolla rollo rolon rolpa rolua ronal ronan ronga rongo rongu ronno roong roopa ropar roral rorra roull roung roura rprop rraga rraup ruala ruana ruang ruano rugal rugao rugla rulan rullo rulon runan runga rungu runo- runon runup rupal rural ruran u-pop uapou uaroo ugala uggla ugola ugong ugro- ugrug ulaan ulala ulalu ulang ulano ulgan ullal ullar ulloa ullur ulnar ulno- ulong uloop ulpan ulpur ulula ululu uluru un-go unapa unara unaru ungag ungar ungon ungra ungul ungur unlap unnao unnau unnun unnur unona unoor unorn unpar unrar unrol unrra unrug unrun unurn uorga upala upall upara upnor upolo upolu upona uppal uppar uppng uppon uprun upuan upupa uraan uraga urago uralo uran- urana urano urgal urgun urlar urnal urola urour urrao uruan uugla uuuuu