c-- ccc cce cch ccn cco ccp ce- cec cee ceh cen ceo cep ch- chc che chh chn cho chp cn- cnc cne cnh cnn cno cnp co- coc coe coh con coo cop cpc cpe cph cpn cpo cpp ec- ecc ece ech ecn eco eec eee een eeo eep ehc ehe ehh ehn eho ehp en- enc ene enh enn eno enp eo- eoc eoe eoh eon eoo eop ep- epc epe eph epn epo epp hcc hce hch hcn hco hcp he- hec hee heh hen heo hep hhc hhe hhh hhn hho hhp hnc hne hnh hnn hno hoc hoe hoh hon hoo hop hpc hpe hph hpn hpo hpp ncc nce nch ncn nco ncp ne- nec nee neh nen neo nep nhc nhe nhh nhn nhp nnc nne nnh nnn nno nnp no- noc noe noh non noo nop npc npe nph npn npo npp oc- occ och ocn oco ocp oec oee oeh oen oeo oep ohc ohe ohh ohn oho ohp on- onc one onh onn ono onp oo- ooc ooh oon ooo oop op- opc ope oph opn opo opp p-p pcc pce pch pcn pco pcp pec pee peh pen peo pep phc phe phn pho php pn- pnc pne pnh pnn pno pnp poc poe poh pon poo pop ppc ppe pph ppn ppo ppp