bbbb bbdd bbdo bbgm bbmg bbrg bd-r bdii bdmi bdog bdrm bibb bibi bibo bidi bido bidr bidu bigb bigd bigg bigo bigu bimo bio- biog bioi biou birb bird birg biri biro birr biru bmdb bmir bmmi bobb bobi bobo bobu bodb bodi bodo bodu bogd bogg bogi bogo boi- boid boii boim boiu bomb bomi bomu boob bood boog boom boor bor- bord borg bori borm boro borr boru boud boum bour brdm brdo brid brig brim brio brob brod brog brom broo bror brou brrm brrr brud brug brum bubb bubi bubo bubu budb budd budg budi budo budu bugg bugi bugo buid buir buiu bum- bumb bur- burb burd burg buri burm buro burr buru d-bo dddd ddub dibb dibo didi dido didu digg digi digo diii dimi dimm dimo dimu dior diou dird dirr dmrb dmrg dobb dobi dobu dod- dodd dodg dodi dodo dog- dogg dogi dogo dogu doid doig domb domi domm domo doob dood doom door dord dori dorm doro dorr doru doub doud doug doum dour drib drob drod drog drom drou drub drug drui drum druu dub- dubb dubu dudd dudo dudu dugu duid duir dumb dumi dumm duo- durg duri duro duru duur gbbo gddb gdor gggg gibb gidd gidi gido gigg gigi gigo gimo giog gioi gird girg giri giro girr giru giur gmmr gmod gobi gobo godi godo gogi gogo gomb gomi gomo gomu good goog gooi goom goor gorb gord gorg gori gorm goro gorr gou- goud goug goum gour grbr grib grid grig grim grob grod grog groi grom groo gror grou grrr grub grug grui grum grur gubb gubi gubu gudi gudo gudu gugb gugg gugi gugu guib guid gumb gumi gumm gumo gurb gurd gurg guri guro gurr guru i-go ibbm ibdo ibid ibim ibrd ibri ibro idbm iddm iddo idgo idid idig idio idir idog idro idub iduo igbo igoo igor igri iiii iiio iioi iioo iium imbi imdb imdg imdi imid imir immi immo imod imou imri imro imrr iobi iod- iodd iodo ioii ioio iomo iooi iooo iorg iori ioug irbm irdo irgm iri- irid irig irio irmo irob irod irri iuiu mbdb mbim mbio mbou mddm mdii mdud mgrm mid- midi mido migg migi migo migu miii miio mim- mimd mimi mimo mio- mird mirg miri miro mirr miru miui mmdb mmdi mmii mmmd mmmm mmod mmor mobb mobi mobo modd modi modo modu mogg mogi mogo mogu moii moio moir momi momo momu moob mood moog moor morb mord morg mori moro moru moud mour mrbb mrbm mrdd mrmd mrud mubi mubo mudd mudi mudu mugg mugi mugo mugu muid muir mumm mumo mumu murd murg muri muro murr muru obbo obid oboi obor obri obro odbo oddd oddi odio odir odiu odmr odom odoo odor odou odum odur ogb oggi ogod ogog ogoi ogou ogri ogro ogui ogum oido oigo oiii oimb oium ombo ombu omdb omid omim omio omo- omoi omoo omor omri omro omuo oobi oodi ooid oooo oord orbb orbi orbo orbu ordo ordu orgo ori- orid orig orio ormo oro- orom oror orri orro orub orum ouii ouir oumi our- ouro ouu- rbbb rbbr rdbm rdio rgbi rib- ribo ribu ridd ridi rido rigg rigi rigo rigu rimi rimm rimo rimu riom riou riri rmrg rob- robb robi robo robu rodd rodi rodo rogg rogi rogo roid roig roio roir roiu romb romd romi romm romo roob rood roog rooi room roor rori roro roru roub roud roum rrrr rrum rubb rubi rubu rudd rudi rudo rugg rugi ruid rumb rumi rumm rumo rurd ruri ruro ruru ruud ubbi ubbo ubid ubii ubir ubod ubud uddi udgb udid udig udim udir udoo uggo ugod ugri ugro ugur uguu uirr umb- umbi umbo umgo ummg ummo umor umri uomo uor- urbi urdu urgi urgu urib urim uriu urmi uro- urom uroo urri urum urur uuri uuuu