c-- ccc cch ccn ccp ccr ch- chc chh chn chp chr cn- cnc cnh cnn cnp cnr cpc cph cpn cpp cpr crc crh crn crp crr hcc hch hcn hcp hcr hhc hhh hhn hhp hhr hnc hnh hnn hpc hph hpn hpp hpr hr- hrc hrh hrn hrp hrr ncc nch ncn ncp ncr nhc nhh nhn nhp nhr nnc nnh nnn nnp npc nph npn npp npr nrc nrn nrp nrr p-p pcc pch pcn pcp pcr phc phn php phr pn- pnc pnh pnn pnp pnr ppc pph ppn ppp ppr prc prh prn prp prr rcc rch rcn rcp rcr rh- rhc rhh rhn rhp rhr rnc rnh rnn rnp rnr rpc rph rpn rpp rpr rrc rrh rrn rrp rrr