-ic a-a a-b a-c a-i aaa aab aac aah aai aam aas ab- aba abb abc abh abi abm abs ac- aca acb acc ach aci acm acs aha ahb ahc ahh ahi ahm ahs ai- aia aib aic aih aii aim ais ama amb amc amh ami amm ams as- asa asb asc ash asi asm ass baa bab bac bah bai bam bas bba bbb bbc bbh bbi bbm bbs bca bcb bcc bch bci bcm bcs bha bhb bhc bhh bhi bhm bhs bi- bia bib bic bih bii bim bis bma bmb bmc bmh bmi bmm bms bsa bsb bsc bsh bsi bsm bss c-- caa cab cac cah cai cam cas cba cbb cbc cbh cbi cbm cbs cca ccb ccc cch cci ccm ccs ch- cha chb chc chh chi chm chs ci- cia cib cic cih cii cim cis cma cmb cmc cmh cmi cmm cms csa csb csc csh csi csm css h-i haa hab hac hah hai ham has hba hbb hbc hbh hbi hbm hbs hca hcb hcc hch hci hcm hcs hha hhb hhc hhh hhi hhm hhs hia hib hic hih hii him his hma hmb hmc hmh hmi hmm hms hsa hsb hsc hsh hsi hsm hss ia- iaa iab iac iah iai iam ias iba ibb ibc ibh ibi ibm ibs ica icb icc ich ici icm ics iha ihb ihc ihh ihi ihm ihs iia iib iic iih iii iim iis im- ima imb imc imh imi imm ims is- isa isb isc ish isi ism iss maa mab mac mah mai mam mas mba mbb mbc mbh mbi mbm mbs mc- mca mcb mcc mch mci mcm mcs mha mhc mhh mhi mhm mhs mi- mia mib mic mih mii mim mis mma mmb mmc mmh mmi mmm mms msa msb msc msh msi msm mss saa sab sac sah sai sam sas sba sbb sbc sbh sbi sbm sbs sca scb scc sch sci scm scs sh- sha shb shc shh shi shm shs sia sib sic sih sii sim sis sma smb smc smh smi smm sms ss- ssa ssb ssc ssh ssi ssm sss