bdoor bhood bhooi bhour bhrrd bibbo bibio bibod bibri biddu bidor bidri bidur bihor bihou bihud birdo birdu birou birur bo-bo bo-ho bobbi bobr bobri bodd- bodhi bodio bodir bodiu bodor bodri bohor bohri boiro boodh boord booru borbo bordi bordo borid borio boro- borod boroo borou borro boudh boudu bourd bouri bridi briod briou brobo brodd brodo broid brood broud brrrr brud- bruiu bruri buddh buddu budhi budur buhid buird buoho buord burdi burio buroo burri burro burru burud d-rod ddddd dhobb dhobi dhubb dhuhr dibri diddu didio dioid dioro do-do dobhi dobri dobro dodoo dodro doido doodo dorid dorio dorud douro drbob dridu drobo drohi droid drood drori drouh druid druri dubbi dubbo dubi duddo dudhi dudou duhri durio duruh h-bio h-iib hhhhh hhour hi-hi hibhi hibob hibor hibri hibur hidio hidir hidr- hidur hiroi hiroo hirur ho-ho ho-oh hobor hobro hobub hoddu hodhr hodid hodod hodur hoodi hoord hoori horii horio horod horro horru hou-i houir hourd houri hubur hudud hudur huhuh huidu huird huobi hurri huuru i-bid i-bod ibbur ibibo idio- idodi idood idoru iiiii iodid iodo- ioooi ioooo iorio irbid irid- irido irobo irori irour o-r-b obhor obodo oboro obudu oddur odibo odiid odori odour odudu oduro oh-oh ohiou ohour ohrid ohrio ohrob oidor ooioo ooooh ooooo ordib ordro oribi oridb orobo orodo oruro ouihi ouir- ouoro rhod- rhodo ribbi ribo- ro-ro robbi robbo robo- robor robur rodbo roddi rodor rodri rohob rohod rohri rohru roodi roodu roohi rorbu rorid rubbi rubid rubio rubor ruhub ruiru u-dub u-hid ubirr ubobo udrih uh-oh uh-uh uhdoh uhhoh uhhuh uhuru uiro urdoi uroob urour urubu ururi uuuuu