-ic c-- ccc cce cci ccm ccs ce- cec cee cei cem ces ci- cic cie cii cim cis cmc cme cmi cmm cms csc cse csi csm css ec- ecc ece eci ecm ecs eec eee eem ees eic eie eii eim eis em- emc eme emi emm ems es- esc ese esi esm ess icc ice ici icm ics ie- iec iee iei iem ies iic iie iii iim iis im- imc ime imi imm ims is- isc ise isi ism iss mc- mcc mce mci mcm mcs mec mee mei mem mes mi- mic mie mii mim mis mmc mme mmi mmm mms msc mse msi msm mss scc sce sci scm scs se- sec see sei sem ses sic sie sii sim sis smc sme smi smm sms ss- ssc sse ssi ssm sss