c-- ccc cch cck ccp ccr ch- chc chh chk chp chr ckc ckh cpc cph cpk cpp cpr crc crh crk crp crr hcc hch hck hcp hcr hhc hhh hhk hhp hhr hkh hkk hkp hkr hpc hph hpk hpp hpr hr- hrc hrh hrk hrp hrr kcc kch kck kcp kcr khh khk khr kkc kkh kkk kkp kkr kpc kph kpk kpp kpr krc krk krp krr p-p pcc pch pck pcp pcr phc phk php phr pkc pkp pkr ppc pph ppk ppp ppr prc prh prk prp prr rcc rch rcp rcr rh- rhc rhh rhp rhr rkc rkk rkp rpc rph rpk rpp rpr rrc rrh rrk rrp rrr