-ing bbbb bbdd bbdo bbin bbng bbrg bd-r bdii bdin bdog bgon bgun bibb bibi bibo bidi bido bidr bidu bigb bigd bigg bign bigo bigu biin bin- bind bing bini binn bino binu bio- biog bioi bion biou birb bird birg biri birn biro birr biru bnib bnin bnor bnrr bobb bobi bobo bobu bodb bodi bodo bodu bogd bogg bogi bogo boi- boid boii boin boiu bond bong boni bonn bono bonu boob bood boog boon boor bor- bord borg bori born boro borr boru boud boun bour brdo brid brig brin brio brno brob brod brog bron broo bror brou brrr brud brug brun bubb bubi bubo bubu budb budd budg budi budo budu bugg bugi bugo buid buin buir buiu bunb bund bung buni bunn buno bunu buon bur- burb burd burg buri burn buro burr buru d-bo dbrn dddd ddub dibb dibo didi dido didu digg digi digo diii din- ding dini dinn dino dinu dion dior diou dird dirr dobb dobi dobu dod- dodd dodg dodi dodo dog- dogg dogi dogo dogu doid doig doin dond dong doni donn dono donr doob dood doon door dord dori dorn doro dorr doru doub doud doug doun dour drib drin drno drob drod drog dron drou drub drug drui druu dub- dubb dubu dudd dudo dudu dugu duid duin duir dung dunn duno duo- duon durg duri durn duro duru duur gbbo gbon gddb gdor gggg ggrn gibb gidd gidi gido gigg gigi gign gigo ging gini ginn gino ginu giog gioi gion gird girg giri girn giro girr giru giur gnib gnin gnod gnoo gnrr gobi gobo godi godo gogi gogo goin gon- gond gong goni gonn gono gonu good goog gooi goon goor gorb gord gorg gori gorn goro gorr gou- goud goug goun gour grbr grib grid grig grin grni grob grod grog groi gron groo gror grou grrr grub grug grui grun grur gubb gubi gubu gudi gudo gudu gugb gugg gugi gugu guib guid guin gund gung gunn gurb gurd gurg guri gurn guro gurr guru i-go i-no ibdo ibid ibon ibrd ibri ibro iddo idgo idid idig idin idio idir idno idog idon idro idub idun iduo igbo igni igno ignu igon igoo igor igri iiii iiio iino iioi iioo inbd inbo ind- indi indo indu ingo inid inig inni inno innr innu ino- inoi inon inor inou inri inro inui inun iobi iod- iodd iodo ioii ioio ioni ionn iono iooi iooo iorg iori ioug ioun irdo iri- irid irig irin irio irob irod iron irri irun iuiu iuno n-ii nbbo nddb nddo ndor ndri ngio ngon ngor ngou ngri ngur nguu nibi nibo nidd nidi nido nigg nigo niir niiu nind ning nini nino niog nion nioo niou niro niru niur nndb nngn nnnn nobi nobo nobu nodi nodo nodu nogg nogo noib noid noin noio noir non- nong noni nonn nono nonu noo- noob noon nooo noor nor- norb nord norg nori norn noro norr noun nour nron nrrd nubi nudd nudi nudo nuin nung nunn nuno nuon nurd nuri nurn nurr nuru obbo obid obin oboi obon obor obri obro odbo oddd oddi odin odio odir odiu odnb odon odoo odor odou odur ogb oggi ogin ogni ogod ogog ogoi ogon ogou ogri ogro ogui ogun oido oigo oiii oion ondi ondo ongi ongo ongu onir onni onno onod onon onor onur oobi oodi ooid oooo oord orbb orbi orbo orbu ordn ordo ordu orgn orgo ori- orid orig orin orio orni orno oro- oron oror orri orro orub ouii ouin ouir oun- ound oung our- ourn ouro ouu- rbbb rbbr rdio rgbi rib- ribo ribu ridd ridi rido rigg rigi rigo rigu riin rind ring rinn rino rion riou riri rnbr rnin rnod rob- robb robi robo robu rodd rodi rodo rogg rogi rogo roid roig roin roio roir roiu rond rong roni rono roob rood roog rooi roon roor rori roro roru roub roud roun rrrr rrun rubb rubi rubu rudd rudi rudo rugg rugi ruid ruin rund rung runi runn runo rurd ruri ruro ruru ruud ruun ubbi ubbo ubid ubii ubir ubod ubon ubud uddi udgb udid udig udin udir udon udoo udun uggo ugni ugod ugri ugro ugur uguu uirr unbd undi undo ungo ungu uni- unii unin unio unir unni unno unon unro uor- urbi urdu urgi urgu urib urin uriu urni uro- uroo urri urun urur uuni uuno uuri uuuu