-ic bbb bbc bbh bbi bbm bbs bcb bcc bch bci bcm bcs bhb bhc bhh bhi bhm bhs bi- bib bic bih bii bim bis bmb bmc bmh bmi bmm bms bsb bsc bsh bsi bsm bss c-- cbb cbc cbh cbi cbm cbs ccb ccc cch cci ccm ccs ch- chb chc chh chi chm chs ci- cib cic cih cii cim cis cmb cmc cmh cmi cmm cms csb csc csh csi csm css h-i hbb hbc hbh hbi hbm hbs hcb hcc hch hci hcm hcs hhb hhc hhh hhi hhm hhs hib hic hih hii him his hmb hmc hmh hmi hmm hms hsb hsc hsh hsi hsm hss ibb ibc ibh ibi ibm ibs icb icc ich ici icm ics ihb ihc ihh ihi ihm ihs iib iic iih iii iim iis im- imb imc imh imi imm ims is- isb isc ish isi ism iss mbb mbc mbh mbi mbm mbs mc- mcb mcc mch mci mcm mcs mhc mhh mhi mhm mhs mi- mib mic mih mii mim mis mmb mmc mmh mmi mmm mms msb msc msh msi msm mss sbb sbc sbh sbi sbm sbs scb scc sch sci scm scs sh- shb shc shh shi shm shs sib sic sih sii sim sis smb smc smh smi smm sms ss- ssb ssc ssh ssi ssm sss