nulle nunan nunga nunge nunna nunun nural nurar nure- nurga nurla nurlu nurra nurun ra-ra raaff raagu raeff raela rafal rafar rafer raffa raffe raffl rafgl rafle ragan ragea ragee ragel rager ragga ralla ralle ranae ranal ranau ranee ranen ranga range rangu ranna rannu ranua rarae raraf raree rarer rauen raugu rauna raung reafe reale reane reang rear- reaue reean reefa reefe reege reena reene reere refal refan refar refel refen refer reffe refne regal regan regar regau regel regen reger regga regge regla regle regna regne regul regur relau relee rella relue renal renan renau renea renee reneg rener renfe renga renge rengg renna renne reran rere- reree rerun reuar reuel reuen reuer reule reune rfala rraga ruala ruana ruane ruang ruegg ruele ruell ruere rueun ruffe rugae rugal rugen ruger rugge rugla rulan ruler runan runer runga runge rungu runne rural ruran ruule uelen uelfe ufana ufere ufgau ugala ugena ugene uggla uggle ugrug ulaan ulala ulalu ulang ulene ulgan ulger ullal ullar ullfa ullur ulnae ulnar ulula ululu uluru unafr unara unaru unfun unfur ungag ungar unger ungle ungra ungul ungur unleg unnau unnun unnur unrar unref unrra unrug unrun unurn uraan uraga uran- urana urare urea- ureae ureal urelu urena urera urgal urgel urger urgun urlar urnal urrea uruan uugla uuuuu