-er -ic c-- ccc cce cci ccm ccr ccz ce- cec cee cei cem cer cez ci- cic cie cii cim cir cmc cme cmi cmm cmr crc cre cri crm crr crz cz- czc cze czm ec- ecc ece eci ecm ecr eec eee eem eer eic eie eii eim eir em- emc eme emi emm emr erc ere eri erm err erz eze ezr ezz icc ice ici icm icr icz ie- iec iee iei iem ier iic iie iii iim iir im- imc ime imi imm imz ir- irc ire iri irm irr ize izi izm izz m-r mc- mcc mce mci mcm mcr mcz mec mee mei mem mer mez mi- mic mie mii mim mir miz mmc mme mmi mmm mmr mmz mrc mre mri mrm mrr mrz mzi mzm rcc rce rci rcm rcr re- rec ree rei rem rer rez ric rie rii rim rir riz rmc rme rmi rmm rmr rrc rri rrm rrr rze rzm zce zec zee zem zer zez zie zim zir ziz zmc zmm zzr zzz