bbbb bbdd bbdo bbrg bd-j bd-r bdii bdog bibb bibi bibo bidi bido bidr bidu bigb bigd bigg bigo bigu biji biju bio- biog bioi biou birb bird birg biri biro birr biru bobb bobi bobo bobu bodb bodi bodo bodu bogd bogg bogi bogo boi- boid boii boiu bojd boji bojo boju boob bood boog boor bor- bord borg bori borj boro borr boru boud bour brdo brid brig brio brob brod brog broo bror brou brrr brud brug bubb bubi bubo bubu budb budd budg budi budo budu bugg bugi bugo buid buir buiu buji bujo buju bur- burb burd burg buri burj buro burr buru d-bo dddd ddub dibb dibo didi didj dido didu digg digi digo diii dijo dior diou dird dirr dobb dobi dobu dod- dodd dodg dodi dodo dog- dogg dogi dogo dogu doid doig doji dojo doob dood door dord dori doro dorr doru doub doud doug dour drib drob drod drog drou drub drug drui druj druu dub- dubb dubu dudd dudo dudu dugu duid duir duji duo- durg duri duro duru duur g-jo gbbo gddb gdor gggg gibb gidd gidi gido gigg gigi gigo giju giog gioi gird girg giri giro girr giru giur gjig gobi gobo godi godo gogi gogo gojg goji gojo good goog gooi goor gorb gord gorg gori goro gorr gou- goud goug gour grbr grib grid grig grob grod grog groi groo gror grou grrr grub grug grui grur gubb gubi gubu gudi gudo gudu gugb gugg gugi gugu guib guid guji gujo gurb gurd gurg guri guro gurr guru i-go ibdo ibid ibrd ibri ibro iddo idgo idid idig idio idir idog idro idub iduo igbo igoo igor igri iiii iiio iioi iioo ijdb ijji ijui iobi iod- iodd iodo ioii ioio iooi iooo iorg iori ioug irdo iri- irid irig irio irob irod irri iuiu j-ro jbig jbob jibb jibi jidi jido jigg jigo jiji jiju jird jirg jiri jiro jiru jobo jobu jodi jodo jogg jogi joio joji jojo joor jorg joro joug jour jrbr jubu judd judg judi judo jugg jugi jugo jugu juju jurd jurg juri jurr obbo obid oboi obor obri obro odbo oddd oddi odio odir odiu odoo odor odou odur ogb oggi ogod ogog ogoi ogou ogri ogro ogui oido oigo oiii oobi oodi ooid ooij ooji oooo oord orbb orbi orbo orbu ordo ordu orgo ori- orid orig orio orji oro- oror orri orro orub oruj ouii ouir ouju our- ouro ouu- rbbb rbbr rdio rgbi rib- ribo ribu ridd ridi rido rigg rigi rigo rigu riji rijo riou riri rjdj rob- robb robi robo robu rodd rodi rodo rogg rogi rogo roid roig roio roir roiu roji rojo roob rood roog rooi roor rori roro roru roub roud rrrr rubb rubi rubu rudd rudi rudo rugg rugi ruid rurd ruri ruro ruru ruud ubbi ubbo ubid ubii ubir ubod ubud uddi udgb udid udig udir udjo udoo uggo ugod ugri ugro ugur uguu uirr uor- urbi urdu urgi urgu urib uriu uro- uroo urri urur uuri uuuu