niibi nilin nineb ninee niner ningi ningu ninib ninur nirel nluug nnebe nu-nu nubel nuble nueil nuell nugi- nulle nulli nunge nungi nunni nunun nure- nurin nurlu nurri nurun rebbe rebeg rebel reber rebun reefe reege reene reere refel refen refer reffe refil refne regel regen reger regge regie regii regil regin regle regne regni regul regur reiff reigi reign reile reill reine reinu relee relie relif relig relli relue renee reneg rener renfe renge rengg reni- renie renig renin renir renne renri rere- reree rerig rerir rerun reuel reuen reuer reuil reuin reuir reule reuli reune ri-fi ribbi ribel riber ribie ribin riefe riein rieni rieul rifer rifle rig-i rigel rigil rigne rigun riife riler rille rinel riner ringe ringu rinne ririe riuel riuen riuer rlife rubbi rubee rubel ruben ruber rubie rubin ruble ruegg ruele ruell ruere rueun ruffe rufi- rufie rugen ruger rugge rugii rugin rugir ruili ruine ruing ruiru ruler rulli runer runge rungu runin runne ruule u-n-i u-nii ubble ubeen uber- ubirr uelen uelfe ufere uffie ugene uggie uggle ugine ugrin ugrug uifli uigur uinen ulene ulger uline ulirg ullin ullur ululu uluru unfun unfur unger ungig ungle ungli ungul ungur unibe unifi unige unini uninn unleg unnun unnur unref unrig unrug unrun unurn urelu urgel urger urgun uribe uriel urien urin- urine uring urubu uruli ururi uuuuu