-ic bbb bbc bbh bbi bbm bbo bcb bcc bch bci bcm bco bhb bhc bhh bhi bhm bho bi- bib bic bih bii bim bio bmb bmc bmh bmi bmm bmo bob boc boh boi bom boo c-- cbb cbc cbh cbi cbm cbo ccb ccc cch cci ccm cco ch- chb chc chh chi chm cho ci- cib cic cih cii cim cio cmb cmc cmh cmi cmm cmo co- cob coc coh coi com coo h-i hbb hbc hbh hbi hbm hbo hcb hcc hch hci hcm hco hhb hhc hhh hhi hhm hho hib hic hih hii him hio hmb hmc hmh hmi hmm hmo hob hoc hoh hoi hom hoo ibb ibc ibh ibi ibm ibo icb icc ich ici icm ico ihb ihc ihh ihi ihm iho iib iic iih iii iim iio im- imb imc imh imi imm imo io- iob ioc ioh ioi iom ioo m-o mbb mbc mbh mbi mbm mbo mc- mcb mcc mch mci mcm mco mhc mhh mhi mhm mho mi- mib mic mih mii mim mio mmb mmc mmh mmi mmm mmo mob moc moh moi mom moo o-i ob- obb obc obh obi obm obo oc- ocb occ och oci ocm oco ohc ohh ohi ohm oho oib oic oii oim oio om- omb omc omh omi omm omo oo- oob ooc ooh ooi oom ooo