-ic c-- ccc cce cci ccm ccz ce- cec cee cei cem cez ci- cic cie cii cim cmc cme cmi cmm cz- czc cze czm ec- ecc ece eci ecm eec eee eem eic eie eii eim em- emc eme emi emm eze ezz icc ice ici icm icz ie- iec iee iei iem iic iie iii iim im- imc ime imi imm imz ize izi izm izz mc- mcc mce mci mcm mcz mec mee mei mem mez mi- mic mie mii mim miz mmc mme mmi mmm mmz mzi mzm zce zec zee zem zez zie zim ziz zmc zmm zzz