ornon orodo oroer orold orolu orono orune oruro ouder oudon ouedo ouene ouled oullo oulon oulun ounde ouoro ourde oure- ouren ourne ourno ourol rdllr redde redel reden reder redhu redlo redon redor redur reede reefe reene reere reerh refed refel refen refer reffe reffo refne rehed reher rehoe rehon rehue reled relee rello relue rende rendu renee rener renfe renne renno reno- renou reone reord rerde rere- reree rerun reuel reuen reuer reule reune rhede rheen rhene rheo- rhod- rhode rhodo rhoen rhoeo rhone rhoon ro-ro rodde roded rodef rodel roden rodeo roder rodl rodon rodor roell roero rofel roffe rofor rohde rohel rohff rohle rohne rohod rohru rohun rolde roled rolen roleo rolfe rolfo rolle rollo rolon ronde rondo ronee ronel ronen roneo ronne ronno roode roodu rooer roofe roole roond roone roore rooue rorer roude rouen rouer roufe rouhe roule roull round roune roure rudel ruden ruder rudle rudne rudno ruede ruehl ruele ruell ruere rueun ruffe ruffo rufo- rufol ruhen ruhle ruhnu ruled ruler rullo rulon runde rundu runed runer runne runo- runof runon rurde ruule uddel udder udell udenu udler udol udoll uelen uelfe ufere ufofu ufone ufund uh-ee uh-oh uh-uh uhdoh uhhoh uhhuh uhler uhuru ulene ullur ulno- ululu uluru undee unden under undue undun undur uneld unend unfed unfoe unfun unfur unhel unhue unled unnun unnur unode unold unoor unorn unred unref unrol unruh unrun unurn uouee urdee uredo urelu ureo- urled urned urour uuuuu