c-- ccc ccd cch ccm cco ccr cdc cdd cdh cdm cdo cdr ch- chc chd chh chm cho chr cmc cmd cmh cmm cmo cmr co- coc cod coh com coo cor crc crd crh crm cro crr dcc dcd dcm dco dcr ddc ddd ddh ddm ddo ddr dh- dhc dhd dhh dhm dho dhr dmc dmd dmh dmm dmo dmr doc dod doh dom doo dor drc drd drm dro drr hcc hcd hch hcm hco hcr hdc hdd hdh hdm hdo hdr hhc hhd hhh hhm hho hhr hmc hmd hmh hmm hmo hmr hoc hod hoh hom hoo hor hr- hrc hrd hrh hrm hro hrr m-o m-r mc- mcc mcd mch mcm mco mcr mdc mdd mdh mdm mdo mdr mhc mhd mhh mhm mho mhr mmc mmd mmh mmm mmo mmr moc mod moh mom moo mor mrc mrd mrh mrm mro mrr oc- occ ocd och ocm oco ocr odc odd odh odm odo odr ohc ohd ohh ohm oho ohr om- omc omd omh omm omo omr oo- ooc ood ooh oom ooo oor or- orc ord orh orm oro orr rcc rcd rch rcm rco rcr rdc rdd rdh rdm rdo rdr rh- rhc rhd rhh rhm rho rhr rmc rmd rmh rmm rmo rmr roc rod roh rom roo ror rrc rrd rrh rrm rrr