bbb bbg bbi bbk bbm bbo bgb bgg bgi bgk bgm bgo bi- bib big bii bik bim bio bkb bkg bkk bkm bko bmb bmg bmi bmk bmm bmo bob bog boi bok bom boo gbg gbi gbk gbm gbo ggb ggg ggi ggm ggo gib gig gii gik gim gio gkb gkm gko gmb gmg gmi gmm gmo gob gog goi gok gom goo ibb ibg ibi ibk ibm ibo igb igg igi igk igm igo iib iii iim iio ikb iki ikk iko im- imb img imi imm imo io- iob iog ioi iom ioo kbb kbi kbk kbm kbo kgb kgi kgm kgo kib kig kii kik kim kio kkb kki kkk kkm kmb kmg kmi kmk kmm kmo kob kog koi kok kom koo m-o mbb mbg mbi mbk mbm mbo mgb mgi mgk mgm mgo mi- mib mig mii mik mim mio mkb mkg mkk mkm mko mmb mmg mmi mmk mmm mmo mob mog moi mok mom moo o-i ob- obb obg obi obk obm obo ogg ogi ogo oib oii oik oim oio okb okg oki okk oko om- omb omg omi omm omo oo- oob oog ooi ook oom ooo