orolu orome oromo orrum oruce orujo oruro oueme ouir- oullo oumer ouoro ource oure- ouric ourie ourol r-co- rcirc rcolo recce recco recio recue recur reece reeme reemo reere reice reiji reijo reile reill reime rejoi relee relic relie relli rello relmo relue remco remee remel remer remi- remic remor remou remue reoil reoli reome rere- reree reric rerir rerum reuel reuer reuil reuir reule reuli reume ricci ricco ricer riceu rieju rieul riler rilic rille rillo rimel rimer rimmi rimou rimul rimur rioli riolo ririe riuel riuer ro-ro rocco rocio rociu rocor rocou roell roero roile rojci roleo rolic rollc rolle rollo rolmo romel romeo romer romic romie romme rooer roole roome roomu roore rooue rorem rorer roric rouer roule roull roume roumi roumm roure rucci rucer rucul ruele ruell ruere ruili ruiru ruler rulli rullo rumer rummi rummo rummu rumor ruomu rurec ruric ruule u-cee uccel uccle ucell ucero uclue ucoii uiro ujiji ujire ujue ulcer ulemo ulice uliji ullur ulmer ulmic ulric ulrum ululu uluru umeer umeji umelo umeme umiri umore umour uouee urcel ureic urelu ureme ureo- uric- uriel uromi urooj urour urric uruce urucu uruli urumi ururi uuuuu