c-- ccc cch ccn cco ccp ccr ch- chc chh chn cho chp chr cn- cnc cnh cnn cno cnp cnr co- coc coh con coo cop cor cpc cph cpn cpo cpp cpr crc crh crn cro crp crr hcc hch hcn hco hcp hcr hhc hhh hhn hho hhp hhr hnc hnh hnn hno hoc hoh hon hoo hop hor hpc hph hpn hpo hpp hpr hr- hrc hrh hrn hro hrp hrr ncc nch ncn nco ncp ncr nhc nhh nhn nhp nhr nnc nnh nnn nno nnp no- noc noh non noo nop nor npc nph npn npo npp npr nrc nrn nro nrp nrr oc- occ och ocn oco ocp ocr ohc ohh ohn oho ohp ohr on- onc onh onn ono onp onr oo- ooc ooh oon ooo oop oor op- opc oph opn opo opp opr or- orc orh orn oro orp orr p-p pcc pch pcn pco pcp pcr phc phn pho php phr pn- pnc pnh pnn pno pnp pnr poc poh pon poo pop por ppc pph ppn ppo ppp ppr prc prh prn pro prp prr rcc rch rcn rco rcp rcr rh- rhc rhh rhn rho rhp rhr rnc rnh rnn rno rnp rnr roc roh ron roo rop ror rpc rph rpn rpo rpp rpr rrc rrh rrn rrp rrr