-ing bbbb bbin bblb bbng bbrg bgon bibb bibi bibl bibo bigb bigg bign bigo biin bili bill bilo bin- bing bini binn bino bio- biog bioi biol bion birb birg biri birl birn biro birr blin blio blir blni blno blob blog blon bloo blrg bnib bnin bnor bnrr bobb bobi bobo bogg bogi bogo boi- boii boil boin bolg boli boll boln bolo bong boni bonn bono boob boog bool boon boor bor- borg bori born boro borr brig bril brin brio brno brob brog brol bron broo bror brrr gbbo gbon gggg ggrn gibb gigg gigi gign gigo gilg gili gill gilo ging gini ginn gino giog gioi gion girg giri girl girn giro girr gli- glib glin glob glog glor glrb glro gnib gnin gnoo gnrr gobi gobl gobo gogi gogo goin goli goll golo gon- gong goni gonn gono goog gooi gool goon goor gorb gorg gori gorn goro gorr grbr grib grig gril grin grni grob grog groi grol gron groo gror grrl grrr i-go i-no ibon ibri ibro igbo igil igli iglo igni igno igon igoo igor igri iiii iiio iino iioi iioo ilin ilio ilir ill- illi illo ilni ilno ilog iloo inbo ingo inig inni inno innr ino- inoi inol inon inor inri inro iobi ioii ioio iolo ioni ionn iono iooi iooo iorg iori iri- irig iril irin irio irlb irob iron irri lblr lgin libo libr ligg ligi lign ligo liig liii liin liir lilb lilg lili lill lilo ling linn lino lio- lion lior lirg liri lirl lirn liro lirr llll lloo lob- lobb lobi lobo log- logb logi logo loin loir loli loll lolo long loni lono lonr loob lool loon loor lori lorn loro lrgb lroi lron lrrr n-ii nbbo ngio ngol ngon ngor ngri nibi nibo nigg nigo niir nili nill nilo ning nini ninl nino niog nion nioo niro nlgn nlrb nngn nnnn nobi nobo nogg nogo noib noil noin noio noir noli noll nolo non- nong noni nonn nono noo- noob nool noon nooo noor nor- norb norg nori norn noro norr nrlb nron nrrl obbo obin oboi obol obon obor obri obro ogb oggi ogin ogli ogni ognl ogog ogoi ogon ogri ogro oigo oiii oion olbo olgr olib olig olin olio olli ollo olog olon olor ongi ongo onil onir onni onno onon onor oobi oolo oooo orbb orbi orbo orgn orgo ori- orig oril orin orio orlo orni orno oro- oron oror orri orro rbbb rbbr rgbi rib- ribo rigg rigi rigo riin rill rilo ring rinn rino riol rion riri rlin rnbr rnin rnli rob- robb robi robo rogg rogi rogo roig roil roin roio roir roll rolo rong roni rono roob roog rooi rool roon roor rori roro rrrr