-er c-- ccc cce cch ccm ccr ccz ce- cec cee ceh cem cer cez ch- chc che chh chm chr chz cmc cme cmh cmm cmr crc cre crh crm crr crz cz- czc cze czm ec- ecc ece ech ecm ecr eec eee eem eer ehc ehe ehh ehm ehr em- emc eme emh emm emr erc ere erh erm err erz eze ezh ezr ezz hcc hce hch hcm hcr he- hec hee heh hem her hez hhc hhe hhh hhm hhr hhz hmc hme hmh hmm hmr hmz hr- hrc hre hrh hrm hrr hrz hze m-r mc- mcc mce mch mcm mcr mcz mec mee meh mem mer mez mhc mhh mhm mhr mhz mmc mme mmh mmm mmr mmz mrc mre mrh mrm mrr mrz mzm rcc rce rch rcm rcr re- rec ree reh rem rer rez rh- rhc rhe rhh rhm rhr rmc rme rmh rmm rmr rrc rrh rrm rrr rze rzm zce zec zee zeh zem zer zez zhc zhe zhr zmc zmm zrh zzr zzz