b-e-d bbbee bd-re bdoor be-er be-ro bebdo bebed beber bebod bedde bedee beder bedof bedub bedue beebe beede beerd beffe befoe befor befur beode beofe beoff beord beour berbe berde berdu bered berob beroe beror berre berru beuer beure bo-bo bobr bobre bodd- boded boder bodoe bodor boedo boero boeuf boeur boffo boode booed booer boord boore booru borbo borde bordo bored boree borer boro- borod boroo borou borre borro boudu boued bouee bouer bourd boure brebu bredd brede breed breef breer breo- brerd brere breu- brobo brodd brode brodo broer brood broud broue brrrr brud- brude brued bruer bruff bubbe buber budde buddu budur buffe buffo buord burde buroo burro burru burud d-rod ddddd ddebo debed deber debro dedde dedee deder dedur deede deefe deeff deere defed defeo defer deffe deffo defoe deore deoro derbe derde dered dero- derob derre derro derub derue deure do-do dobee dober dobre dobro dodoo dodro doerr dofor doodo doore dored doree dorff dorre dorud doude douer doufe doufu doure douro drbob drdre dredd drede dreed dreff dreof drere drobe drobo drode drofe droff drood droof droue drude dubbo dubee duddo duded duder dudou duere duerr dufur durbe dured duree durer durre e-dee ebbed ebber eboue ebure edder eddoe eddre edeo- edere edfor edoor edred eeeee eefde eerde efere effed effer efore efuru eofor eorre erbbe erber erdor erdre erede erere erfde erode erodr eroor erore erred error eubro eufod euro- eurre febre fedde fedee feder fedor feeor feere fefor feode feoff feood ferde fered ferr- ferre ferro feued feuer fodor foodb foord foore ford- forde fordo fore- foreo forro forud forur foude fouee fourb fourd foure fouro frede fredo freed freer frere freud freur frobe frodo froed frood frore froud frude fu-fu fudde fuddu fuero furbo furde furo- furor furud fuudo o-fer o-r-b obodo oboro oboue obreb obudu odder oddur odebo odeur odore odour odudu odure oduro offed offer offof offre ofour oo-er ooooo orbed order ordre ordro oredo oreed oreo- orere orero orfeo orfeu orfoe orfor orobe orobo orodo oroer orube oruro ouder ouedo ouoro ourde oure- rebbe reber rebud redbd redde reder redor redub redur reede reefe reere refdb refed refer reffe reffo reord rerde rere- reree rerob reuer ro-ro robbe robbo robed rober robo- robor robur rodbo rodde roded rodef rodeo roder rodor roero roffe rofor roode roodu rooer roofe roore rooue rorbu rorer roude rouer roufe roure rubee ruber rubof rubor ruder ruede ruere ruffe ruffo rufo- rurde u-dub uber- ubobo udder ufere ufofu uforb uouee urdee uredo ureo- uroob urour urubu uuuuu