-ing bbbb bbin bbng bbrg bgon bibb bibi bibo bigb bigg bign bigo biin biji bin- bing bini binn bino bio- biog bioi bion birb birg biri birn biro birr bjni bnib bnin bnor bnrr bobb bobi bobo bogg bogi bogo boi- boii boin boji bojo bong boni bonn bono boob boog boon boor bor- borg bori borj born boro borr brig brin brio brnj brno brob brog bron broo bror brrr g-jo gbbo gbon gggg ggrn gibb gigg gigi gign gigo ging gini ginn gino giog gioi gion girg giri girn giro girr gjig gjon gnib gnin gnoo gnrr gobi gobo gogi gogo goin gojg goji gojo gon- gong goni gonn gono goog gooi goon goor gorb gorg gori gorn goro gorr grbr grib grig grin grni grob grog groi gron groo gror grrr i-go i-no ibon ibri ibro igbo igni igno igon igoo igor igri iiii iiio iino iioi iioo ijji inbo ingo inig inji inni inno innr ino- inoi inoj inon inor inri inro iobi ioii ioio ioni ionn iono iooi iooo iorg iori iri- irig irin irio irob iron irri j-ro jbig jbob jibb jibi jigg jigo jiji jing jini jinn jion jirg jiri jiro jobo jogg jogi join joio joji jojo jong joni jonn jono joon joor jorg jorn joro jrbr n-ii nbbj nbbo ngio ngon ngor ngri nibi nibo nigg nigo niir niji ning nini nino niog nion nioo niro njoi nngn nnnn nobi nobo nogg nogo noib noin noio noir noji non- nong noni nonn nono noo- noob nooj noon nooo noor nor- norb norg nori norn noro norr nron obbo obin oboi obon obor obri obro ogb oggi ogin ogni ogog ogoi ogon ogri ogro oigo oiii oion ongi ongo onir onni onno onon onor oobi ooij ooji oooo orbb orbi orbo orgn orgo ori- orig orin orio orji orni orno oro- oron oror orri orro rbbb rbbr rgbi rib- ribo rigg rigi rigo riin riji rijn rijo ring rinn rino rion riri rnbr rnin rob- robb robi robo rogg rogi rogo roig roin roio roir roji rojo rong roni rono roob roog rooi roon roor rori roro rrrr