b-e-d b-r-k bbbee bd-re be-er bebed bebek beber bedde bedee beder bedub bedue beduk beebe beede beeke beerd beker bekke berbe berde berdu bered berek berk- berke berre berru beuer beure brebu bredd brede breed breek breer breke brerd brere breu- brrrr brud- brude brued bruer bruke bubbe buber budde buddu budur buker bukk- burde burek burke burru burud buruk ddddd ddruk debed deber debke dedde dedee deder dedur deede deere deked derbe derde dered derek derke derre derub derue deruk deure drdre dredd drede dreed drere drude du-ku dubee dubek duded dudek duder duduk duere duerr duked dukeu dukku durbe dured duree durer durre e-dee ebbed ebber ebure edder eddre edere edred edu-k eeeee eerde ekker ekuku ekuru erbbe erber erdek erdre erede erere erred eruke eurre k-b-d k-dee kebbe kebek keber kedde keder kedre keere keked kerek kerre kreek kreke kreuk kubed kubek kuber kudde kudur kukur kurbu kurek kurku kurre kurud kuruk rebbe reber rebud redbd redde reder redub redur reede reere rekke rerde rere- reree reuer rubee ruber rubke ruder rudkk ruede ruere rukke rurde u-dub uber- udder ukeke urdee urduk urker urubu uuuuu