bdoor bibbo bibio bibod bibri biddu bidor bidri bidur bimbo birdo birdu birmi birou birum birur bmiii bo-bo bobbi bobr bobri bodd- bodio bodir bodiu bodom bodor bodri bodum boiro bombo boomb boord booru borbo bordi bordo borid borim borio bormo boro- borod borom boroo borou borro borum boudu bourd bouri bridi brimm brimo briod briou brmmm brobo brodd brodo broid brom- bromo brood broom broud brrrr brud- bruiu brumm bruri buddu budur buird bumbo bumbu buord burdi burim burio buroo burri burro burru burud buumi d-rod ddddd ddrmm ddrum dibri diddu didim didio dimi- dioid dioro do-do dobri dobro dodoo dodro doido doodo dorid dorio dormi dorud dorum doumb doumu douro drbob dridu drmom drobo droid drom- dromo drood droom drori droum druid drumb drumm druri dubbi dubbo dubi duddo dudou dumbo dumri duomi duomo durio durum i-bid i-bod i-m-r ibbur ibibo idio- idiom idodi idood idoru iiiii imbud imdur imid- imido immid immud iodid iodo- iommi iomud ioooi ioooo iorio irbid irid- irido irimi irobo irori irour mbiri mbori mboro mburu mi-mi mibor midi- midir midob midou mimbo mimid mimio mimir mimmi mimo- miour mirid mirim mirri mirud mmdii mmiii mmmmm mo-do mobor mobro moddi modii modir modom modum modur mombi mombo mombu momir momoi moooi moori mooro morbi morbo mordu morib morid morio mormo moroi moror morou morro morum moudi mouri mrmom mrorr muddu mudim mudir mudri muiri mumbi mumbo mummu murdi murdo murdu murid murmi muroi murom muror murri murro murru murud murum o-r-b obimo obodo oboro obrom obudu oddur odibo odiid odium odoom odori odour odudu oduom oduro oidor ombud omoro ooioo ooooo orbom ordib ordro oribi oridb orium orm-d ormod ormur orobo orodo oromo orrum oruro ouir- ouoro ribbi ribo- rimbo rimmi rimou rimur rmdir ro-ro robbi robbo robo- robor robur rodbo roddi rodor rodri roodi roodu roomu rorbu rorid roumi roumm rubbi rubid rubim rubio rubor ruiru rumbo rummi rummo rummu rumor ruomu u-dub ubirr ubobo uimid uiro umbri umbro umido umiri umour umudu urdoi uromi uroob urour urubu urumi ururi uuuuu