naull nauni naura nauri nauru niala niali niall niani nianu niari niarn nibbi nibra nicca nicci nicra niibi nilab nilai nilan nilin nilla ninan ninia ninib ninna ninur niran nirna nu-nu nuabu nuala nubar nubia nubra nucai nucal nucca nucci nuci- nucin nucla nulla nulli nunan nunca nunna nunni nunun nural nurar nuria nurin nurla nurlu nurra nurri nurun ra-ra raaba rabab rabac rabai rabal raban rabba rabbi rabia rabic rabil rabin rabiu rabri rabul rabun racal racan racic racin raciu raila raina rainb rainn ralla ralli ranac ranai ranal ranau ranca rani- rania ranin ranna rannc ranni rannu ranua rarin rauli rauna rauni rccar rcirc riaan riaba riala riana riban ribar ribbi ribin rican ricci ricin ricla rilan rilic rilla rinan rinca rinna riria riual rlica ruala ruana rubab rubai ruban rubba rubbi rubia rubin rubra rucci rucul ruila ruili ruina ruiru rulan rulli runan runcu runic runin rural ruran ruric u-n-i u-nii uacrr uaica ubai ubari ubirr uclan ucria uibai uinal uinic ulaan ulala ulali ulalu ulbra ulica ulila ullal ullar ullca ullin ullur ulnar ulric uluia ulula ululu uluru unara unari unaru unban unbar uncal uncia uncin unial unica unini uninn unnau unnun unnur unrar unric unrra unrun unurn uraan uraba uraci urail urali uran- urana urani urari urban urbar urbia urbic urial urian uric- urica urin- urlar urnal urria urric uruan urubu urucu uruli ururi uuuuu