c-- ccc ccd cce cch cck ccm cco cdc cdd cde cdh cdk cdm cdo ce- cec ced cee ceh cek cem ceo ch- chc chd che chh chk chm cho ckc ckd ckh ckm cko cmc cmd cme cmh cmk cmm cmo co- coc cod coe coh cok com coo dcc dcd dce dck dcm dco ddc ddd dde ddh ddk ddm ddo de- dec ded dee deh dek dem deo dh- dhc dhd dhe dhh dhk dhm dho dkc dke dkk dkm dko dmc dmd dme dmh dmk dmm dmo doc dod doe doh dok dom doo ec- ecc ecd ece ech eck ecm eco ed- edc edd ede edh edk edm edo eec eed eee eek eem eeo ehc ehd ehe ehh ehm eho ekc ekd eke ekh eko em- emc emd eme emh emk emm emo eo- eoc eod eoe eoh eok eom eoo hcc hcd hce hch hck hcm hco hdc hdd hde hdh hdk hdm hdo he- hec hed hee heh hek hem heo hhc hhd hhe hhh hhk hhm hho hkd hkh hkk hkm hko hmc hmd hme hmh hmk hmm hmo hoc hod hoe hoh hok hom hoo kcc kcd kce kch kck kcm kdc kde kdh kdk kdm kdo ke- kec ked kee keh kek kem keo khe khh khk khm kho kkc kke kkh kkk kkm kmc kmd kme kmh kmk kmm kmo koc kod koe koh kok kom koo m-o mc- mcc mcd mce mch mck mcm mco mdc mdd mde mdh mdk mdm mdo mec med mee meh mek mem meo mhc mhd mhh mhk mhm mho mkc mkd mke mkh mkk mkm mko mmc mmd mme mmh mmk mmm mmo moc mod moe moh mok mom moo oc- occ ocd och ock ocm oco odc odd ode odh odm odo oec oed oee oeh oem oeo ohc ohd ohe ohh ohm oho okc okd oke okk oko om- omc omd ome omh omm omo oo- ooc ood ooh ook oom ooo