a-a a-c aaa aac aah aam aas ac- aca acc ach acm acs aha ahc ahh ahm ahs ama amc amh amm ams as- asa asc ash asm ass c-- caa cac cah cam cas cca ccc cch ccm ccs ch- cha chc chh chm chs cma cmc cmh cmm cms csa csc csh csm css haa hac hah ham has hca hcc hch hcm hcs hha hhc hhh hhm hhs hma hmc hmh hmm hms hsa hsc hsh hsm hss maa mac mah mam mas mc- mca mcc mch mcm mcs mha mhc mhh mhm mhs mma mmc mmh mmm mms msa msc msh msm mss saa sac sah sam sas sca scc sch scm scs sh- sha shc shh shm shs sma smc smh smm sms ss- ssa ssc ssh ssm sss