bdoor bhood bhooi bhour bhrrd bibbo bibio bibod bibri biddu bidor bidri bidup bidur bihor bihou bihud bipib bipod birdo birdu birou birur bo-bo bo-ho bobbi bobr bobri bobup bodd- bodhi bodio bodir bodiu bodor bodri bohor bohri boiro boodh boord booru borbo bordi bordo borid borio boro- borod boroo borou borro borup 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 dhoop dhubb dhuhr dhupu dibri diddu didio didup diiop dioid dioro diphu dipod do-do dobhi dobri dobro dodoo dodro dohop doido doiop doodo dorid dorio dorud doupi douro drbob dridu drobo drohi droid drood droop drop- dropi dropo drori drouh droup druid drupi druri dubbi dubbo dubi duddo dudhi dudou duhri dupri durio duruh h-bio h-iib hhhhh hhour hi-hi hibhi hibob hibor hibri hibur hidio hidir hidr- hidur hipo- hipop hipp- hippi hippo hiroi hiroo hirur ho-ho ho-oh hobor hobro hobub hoddu hodhr hodid hodod hodur hoodi hoord hoori hoppo hopup horii horio horod horro horru horup hou-i houir hourd houri hubur hudud hudur huhuh huidu huird huobi hurri hurup huuru i-bid i-bod ibbur ibibo idio- idodi idood idoru idrop iiiii iodid iodo- ioooi ioooo iorio ipour ipubi irbid irid- irido irobo irori irour irupi o-r-b obhor obodo oboro obudu oddup oddur odibo odiid odori odour odudu oduro oh-oh ohiou ohour ohrid ohrio ohrob oidor ooioo ooooh ooooo oopod ophi- ophio ophir ophur opihi opio- opiod opir opobo opodo opoho ordib ordro oribi oridb orobo orodo oropi oruro ouihi ouir- ouoro phhir phiph phiri phob- phobi phpbb phrop pibor piiri pipid pippi pippo pipri pirho pirou pirri pirro pirui piuri piuro piuru po-po podio podo- podob podor pohio poipu pooid poopo poori popoi popop poppi poppo popup poro- poroi porri porro porur priob prior probo prodd prodi prohd proor prop- propp propr proud prudi pubo- pudob pudor pudur puhoi puppo pupri purdi purio puro- puuri rhod- rhodo ribbi ribo- ribup ripio ripup rirpu ro-ro robbi robbo robo- robop robor robur rodbo roddi rodor rodri rohob rohod rohri rohru roodi roodu roohi ropid rorbu rorid rprop rubbi rubid rubio rubor rubup ruhub ruiru u-dub u-hid u-pop ubirr ubobo udrih udupi uh-oh uh-uh uhdoh uhhoh uhhuh uhuru uiro up-do upido urdoi uroob uropi urour urphi urubu ururi uuuuu