-ing bbbb bbgm bbin bbmg bbng bbrg bgon bibb bibi bibo bigb bigg bign bigo bigt biin bimo bin- bing bini binn bino bint bio- biog bioi bion biot birb birg biri birn biro birr birt bito bitt bmir bmmi bnib bnim bnin bnor bnrr bntm bobb bobi bobo bogg bogi bogo bogt boi- boii boim boin boit bomb bomi bomt bong boni bonn bono bont boob boog boom boon boor boot bor- borg bori borm born boro borr bort botb boti botn boto bott brig brim brin brio brit brno brob brog brom bron broo bror brot brrm brrr btob btor btrt bttb gbbo gbon ggbt gggg ggrn gibb gigg gigi gign gigo gimo ging gini ginn gino giog gioi gion girg giri girn giro girr girt gito gmit gmmr gnib gnin gnit gnmt gnom gnoo gnrr gnti gobi gobo gogi gogo goin goit gomb gomi gomn gomo gon- gong goni gonn gono goog gooi goom goon goor goot gorb gorg gori gorm gorn goro gorr gort goti gotm goto gott grbr grib grig grim grin grit grmt grni grob grog groi grom gron groo gror grot grrr gtbr i-go i-no ibbm ibim ibon ibot ibri ibro ibtb igbo igni igno igon igoo igor igot igri iiii iiio iiit iinm iino iioi iioo iitm iitr iitt imbi imin imir imit immi immo immt imno imon imri imro imrr imto inbo ingo inig init inni inno innr ino- inoi inon inor inot inri inro intg inti intn into intr iobi iogt ioii ioio ioit iomo ioni ionn iono iooi iooo iorg iori ioto irbm irgm iri- irig irin irio irmo irob iron irri irti itgo itim itin itmo itno itoi iton itoo itor itri itto mbim mbio mgit mgmt mgrm migg migi migo miii miin miio miit mim- mimi mimo ming mini minn mino mint mio- mion mirg miri miro mirr mirt mit- mitb miti mitm mito mitt mmgn mmii mmmm mmor mnbb mngr mnin mntb mntn mobb mobi mobo mogg mogi mogo moii moin moio moir moit momi momo mon- mong moni monn mono mont moob moog moon moor moot morb morg mori morn moro mort motb moti motm moto mott mrbb mrbm mrgn mrng mron mrtm mrtn mrtt mtbo mtnt mtom mtor mtrr mttr n-ii nbbo nbti ngio ngmn ngom ngon ngor ngri ngtn nibi nibm nibo nigg nigo nigt niir niit nimb nimi nimo nimr nimt ning nini nino niog nion nioo niro nirt nitb niti nito nitr nmit nmnt nmon nmri nmtb nngn nnit nnmt nnnn nnot nntn nobi nobm nobo nogg nogo nogt noib noin noio noir noit nom- nomi nomo non- nong noni nonn nono nont noo- noob noon nooo noor noot nor- norb norg nori norm norn noro norr nort not- noti noto nott nron nttm ntto nttr obbo obin obit oboi obon obor obot obri obro ogb oggi ogin ogni ogog ogoi ogon ogri ogro oigo oiii oimb oint oion oirt oiti ombo omim omin omio omit omn- omni omo- omoi omon omoo omor omri omro ongi ongo onir onit onni onno onon onor ont- onti onto oobi oont oooo oort ootb orbb orbi orbo orgn orgo ori- orig orin orio orit ormn ormo orni orno oro- orom oron oror orot orri orro orto otin otit oto- otog oton otoo otor otro otti otto rbbb rbbr rgbi rgit rgtr rib- ribo rigg rigi rigo riin rimi rimm rimo ring rinn rino riom rion riot riri riti rito ritt rmon rmrg rnbr rnin rnnt rnot rob- robb robi robo robt rogg rogi rogo roig roin roio roir roit romb romi romm romo rong roni rono ront roob roog rooi room roon roor root rori roro rort rotg roti rotn roto rotr rott rrrr rtmi t-mo tbit tbrb tibi tigi tigm tigr tiit timi timm timn timo ting tini tinn tino tint tion tirb tiri tiro tirr titi tito titt tmbg tmbr tmnt tmro tmtt tobi tobo tobt togo togr togt toit tomb tomg tomi tomm tomo tomt tonb tong toni tonn tono toom toon toor toot torg tori torm torn toro torr tort toti totm toto totr tott tri- trib trig trim trin trio trit trmb trmi trng trno trog troi trom tron troo trot trtr ttbb ttim tton tttt