b-e-d bbbee bd-re be-er bebed bebel beber bedde bedee bedel beder bedle bedub bedue beebe beede beeld beele beerd belde beled belee bellb belle belue belur berbe berde berdu bered berel berle berre berru beuer beule beure bledd blede bleed bleer blere bleue blude blued bluer blurb blure blurr brebu bredd brede breed breel breer brell brerd brere breu- brrrr brud- brude brued bruer brule brull bubbe buber buble budde buddu budel budur buell bulb- bulde bull- bulle bulul burde burel burle burru burud ddddd debed debel deber deble dedde dedee deder dedlu dedur deede deele deere deled delee deleu delle derbe derde dered derre derub derue deuel deule deure drdre dredd drede dreed dreel drelb drell drere dreul drude dub-l dubee duble dubul duded duder dudle duele duell duere duerr duler dulle dullu durbe dured duree durer durre e-dee ebbed ebber ebble ebell eberl eblul ebull ebure edder eddre edell edere edler edred edule eeeee eelde eeled eeler eerde elded eldee elder elele ellel eller ellul elude elulu eluru erbbe erber erdre erede erere erred euell euler eurel eurre lebed lebel leber ledee leder ledru ledur leede leell leere leleu lelle lered lerer leude lubbe lubed luber luble lubur ludde luddu luder lulle lulul lurde lured lurer lurue rdllr rebbe rebel reber rebud redbd redde redel reder redub redur reede reere reled relee relue rerde rere- reree reuel reuer reule rubee rubel ruber ruble rudel ruder rudle ruede ruele ruell ruere ruled ruler rurde ruule u-dub ubble uber- uddel udder udell udler ullur ululu uluru urdee urelu urled urubu uuuuu