-er c-- ccc ccd cce cch ccm cco ccr cdc cdd cde cdh cdm cdo cdr ce- cec ced cee ceh cem ceo cer ch- chc chd che chh chm cho chr cmc cmd cme cmh cmm cmo cmr co- coc cod coe coh com coo cor crc crd cre crh crm cro crr dcc dcd dce dcm dco dcr ddc ddd dde ddh ddm ddo ddr de- dec ded dee deh dem deo der dh- dhc dhd dhe dhh dhm dho dhr dmc dmd dme dmh dmm dmo dmr doc dod doe doh dom doo dor drc drd dre drm dro drr ec- ecc ecd ece ech ecm eco ecr ed- edc edd ede edh edm edo edr eec eed eee eem eeo eer ehc ehd ehe ehh ehm eho ehr em- emc emd eme emh emm emo emr eo- eoc eod eoe eoh eom eoo eor erc erd ere erh erm ero err hcc hcd hce hch hcm hco hcr hdc hdd hde hdh hdm hdo hdr he- hec hed hee heh hem heo her hhc hhd hhe hhh hhm hho hhr hmc hmd hme hmh hmm hmo hmr hoc hod hoe hoh hom hoo hor hr- hrc hrd hre hrh hrm hro hrr m-o m-r mc- mcc mcd mce mch mcm mco mcr mdc mdd mde mdh mdm mdo mdr mec med mee meh mem meo mer mhc mhd mhh mhm mho mhr mmc mmd mme mmh mmm mmo mmr moc mod moe moh mom moo mor mrc mrd mre mrh mrm mro mrr oc- occ ocd och ocm oco ocr odc odd ode odh odm odo odr oec oed oee oeh oem oeo oer ohc ohd ohe ohh ohm oho ohr om- omc omd ome omh omm omo omr oo- ooc ood ooh oom ooo oor or- orc ord ore orh orm oro orr rcc rcd rce rch rcm rco rcr rdc rdd rde rdh rdm rdo rdr re- rec red ree reh rem reo rer rh- rhc rhd rhe rhh rhm rho rhr rmc rmd rme rmh rmm rmo rmr roc rod roe roh rom roo ror rrc rrd rrh rrm rrr