-er -ol c-- ccc cce cch ccl ccm cco ccr ce- cec cee ceh cel cem ceo cer ch- chc che chh chl chm cho chr cl- clc cle clh cll clm clo clr cmc cme cmh cml cmm cmo cmr co- coc coe coh col com coo cor crc cre crh crl crm cro crr ec- ecc ece ech ecl ecm eco ecr eec eee eel eem eeo eer ehc ehe ehh ehl ehm eho ehr elc ele elh ell elm elo elr em- emc eme emh eml emm emo emr eo- eoc eoe eoh eol eom eoo eor erc ere erh erl erm ero err hcc hce hch hcl hcm hco hcr he- hec hee heh hel hem heo her hhc hhe hhh hhl hhm hho hhr hlc hle hlh hll hlm hlo hlr hmc hme hmh hml hmm hmo hmr hoc hoe hoh hol hom hoo hor hr- hrc hre hrh hrl hrm hro hrr lcc lce lch lcl lcm lco lcr lec lee leh lel lem leo ler lhc lhh lho lhr llc lle lll llm llo llr lmc lme lmh lml lmm lmo lmr loc loe loh lol lom loo lor lrc lrh lrm lro lrr m-o m-r mc- mcc mce mch mcl mcm mco mcr mec mee meh mel mem meo mer mhc mhh mhl mhm mho mhr mlc mle mlh mll mlm mlo mlr mmc mme mmh mml mmm mmo mmr moc moe moh mol mom moo mor mrc mre mrh mrl mrm mro mrr oc- occ och ocl ocm oco ocr oec oee oeh oel oem oeo oer ohc ohe ohh ohl ohm oho ohr olc ole oll olm olo om- omc ome omh oml omm omo omr oo- ooc ooh ool oom ooo oor or- orc ore orh orl orm oro orr rcc rce rch rcl rcm rco rcr re- rec ree reh rel rem reo rer rh- rhc rhe rhh rhl rhm rho rhr rlc rle rlh rll rlm rlo rlr rmc rme rmh rml rmm rmo rmr roc roe roh rol rom roo ror rrc rrh rrl rrm rrr