nabba nabia nabib nabil nabla naboa nabob naboo nabor nabou nabua nabul nabur naiin naila naina naini naira nairi nairn nairu nalan nalbu nalla nalli nallo nallu nanai nanan nanao nanbu nann- nanna nanno nano- nanoa nanon nanou nanur naoia naour narai naral naran narau naria narin narla narli narlu narni narol naroo naror narou narra narro narun narur naula nauli naull nauni naura nauri nauru nbaon niala niali niall niani nianu niari niarn nibbi nibra niibi niilo nilab nilai nilan nilin nilla nilo- ninan ninia ninib ninna ninon ninur niono nioro niran nirna nnooo no-no noair noali nobar nobia nobil nobin noboa nobob nobol nobuo nolan nolin non-u nona- nonan nonar nonia nonin nonio nonna nonni nonno nooil noonu noora noori norba norbu noria norin norio norna noron norra norro norun noual nouna nouni noura nouri nu-nu nuabu nuala nubao nubar nubia nubra nulla nulli nullo nunan nunna nunni nunon nunun nuoro nural nurar nuria nurin nurla nurlu nuroa nurra nurri nurun o-bon o-lan o-r-b oarin oaror obaba obala obara obiba obila obina obion obira oblin oblio oblon oboli obolo obora oboro obrab oibab oilon oina oino- oinoi oiran oiron olala olana olanu olari olaru olbia oliba olina ollio ollon ollur olona olour onair onall onano onaol onaon onara onari oniai onibi onin onion onir- oniro onnia onoba onoon onora onorn onour onran onrio ooioo oonin oonli ooola ooooo oraal oraba orabi orain oraio oralb orana orani oraon orara orari orbal orban oriab orial oribi orill orino oriol orion orlan orlin orlon ornan orni- ornon ornua orobo orolu orona orono oroua orria orrin oruro ouani ouara ouir- oullo oulon oulun ouona ouoro oural ouran ourba ouria ourno ourol ra-ra raaba raaor rabab rabai rabal raban rabba rabbi rabia rabil rabin rabiu rabon rabor rabou rabri rabul rabun raila railo raina rainb rainn raion ralla ralli rallo ralon ranai ranal ranau rani- rania ranin ranlo ranna ranni ranno rannu ranon ranua raoni raoui raoul rarin raron rauli rauna rauni rauno rauon riaan riaba riala riana riano riban ribar ribbi ribin ribno ribo- ribon rilan rilla rillo rinan rinna rinoa riola rioli riolo rioni riria riual ro-ro roall roana roann robab robai robar robbi robbo robin robo- robon robor robun robur roial rolao rolin rolla rollo rolon rolua ronai ronal ronan ronin ronno rooba roral rorbu rorra rouba roull roura ruala ruana ruano rubab rubai ruban rubba rubbi rubia rubin rubio rubon rubor rubra ruila ruili ruina ruino ruiru rulan rulli rullo rulon runan runin runo- runon rural ruran u-n-i u-nii uaroo ubai ubari ubirr ubobo uibai uinal uiro ulaan ulala ulali ulalu ulano ulbra ulila ullal ullar ullin ulloa ullur ulnar ulno- uluia ulula ululu uluru unara unari unaru unban unbar unial unini uninn union unnao unnau unnun unnur unoil unona unoor unorn unrar unrol unrra unrun unurn uolba uraan uraba urail urali uralo uran- urana urani urano urari urban urbar urbia urial urian urin- urlar urnal urola uroob urour urrao urria uruan urubu uruli ururi uuuuu