bbbee bbqer be-er beber beebe beene bene- benne bennu benue benun benur beque berbe beren berne berre berru berun beuer beure brebu breen breer brene brenn brere breu- brrrr bruen bruer brune brunn bruun bubbe buben buber bunne bunun buren burn- burne burru burun buruq ebber ebene ebern ebner ebure eeeee eener enbun enure enurn erbbe erben erber ereen erere ernen eurre neber neere neree nerre nerur neuen neuer neueu neune neur- neure nnebe nu-nu nunun nuque nure- nurun qeqen qreen queeb queen queer quene quere quern queue qureq quruq rebbe reber rebun reene reere renee rener renne reque rere- reree rerun reuen reuer reune rubee ruben ruber ruere rueun runer runne ruqun ubeen uber- unnun unnur unrun unurn urubu uuuuu