-er c-- ccc cce cch ccl ccm ccr ce- cec cee ceh cel cem cer ch- chc che chh chl chm chr cl- clc cle clh cll clm clr cmc cme cmh cml cmm cmr crc cre crh crl crm crr ec- ecc ece ech ecl ecm ecr eec eee eel eem eer ehc ehe ehh ehl ehm ehr elc ele elh ell elm elr em- emc eme emh eml emm emr erc ere erh erl erm err hcc hce hch hcl hcm hcr he- hec hee heh hel hem her hhc hhe hhh hhl hhm hhr hlc hle hlh hll hlm hlr hmc hme hmh hml hmm hmr hr- hrc hre hrh hrl hrm hrr lcc lce lch lcl lcm lcr lec lee leh lel lem ler lhc lhh lhr llc lle lll llm llr lmc lme lmh lml lmm lmr lrc lrh lrm lrr m-r mc- mcc mce mch mcl mcm mcr mec mee meh mel mem mer mhc mhh mhl mhm mhr mlc mle mlh mll mlm mlr mmc mme mmh mml mmm mmr mrc mre mrh mrl mrm mrr rcc rce rch rcl rcm rcr re- rec ree reh rel rem rer rh- rhc rhe rhh rhl rhm rhr rlc rle rlh rll rlm rlr rmc rme rmh rml rmm rmr rrc rrh rrl rrm rrr