nona- nonan nonar nonia nonin nonio nonja nonka nonna nonni nonno noora noori norba noria norin norio norka norna norok noron norra norro nrank o-bon o-r-b oarin oarja oaror obaba obara obiba obina obion obira obora oboro obrab obrok oibab oiko- oina oino- oinoi oiran oiron ojiji ojiro okaka okanj okano okara okija okina okkan okobo okoia okoki okoro okraj onair onaka onano onaon onara onari oniai onibi onin onion onir- oniro onjon onnia onoba onoon onora onorn onran onrio ooioo oonin ooooo oraba orabi orain oraio orana orani oraon orara orari orban oriab oribi orino orion orjan orkan orkin ornan orni- ornon orobo orona orono orria orrin ra-ra raaba raaor rabab rabai rabak raban rabba rabbi rabia rabin rabon rabor rabri raiko raina rainb raink rainn raion rajab rajan rajao rajar rajii rajir rajjo rajka rajki rajko rajna rajoa rajon rakaa rakab rakai rakan rakia rakin rakni rakon ranai rani- rania ranin ranji ranka ranko ranna ranni ranno ranon raoni rarik rarin raron riaan riaba riana riano riban ribar ribbi ribin ribno ribo- ribon rijan rikan rikka rikki rikon rinan rinka rinko rinna rinoa rioja rioni riria ro-ro roana roann roark robab robai robak robar robbi robbo robik robin robo- robon robor rojak rojan rokin rokki rokkk rokon ronai ronan ronin ronja ronk- ronko ronno ronok rooba rorik rorra