-er c-- ccc cce cch ccn ccp ccr ccs ce- cec cee ceh cen cep cer ces ch- chc che chh chn chp chr chs cn- cnc cne cnh cnn cnp cnr cns cpc cpe cph cpn cpp cpr cps crc cre crh crn crp crr crs csc cse csh csn csp csr css ec- ecc ece ech ecn ecr ecs eec eee een eep eer ees ehc ehe ehh ehn ehp ehr ehs en- enc ene enh enn enp enr ens ep- epc epe eph epn epp epr eps erc ere erh ern erp err ers es- esc ese esh esn esp esr ess hcc hce hch hcn hcp hcr hcs he- hec hee heh hen hep her hes hhc hhe hhh hhn hhp hhr hhs hnc hne hnh hnn hns hpc hpe hph hpn hpp hpr hps hr- hrc hre hrh hrn hrp hrr hrs hsc hse hsh hsn hsp hsr hss ncc nce nch ncn ncp ncr ncs ne- nec nee neh nen nep ner nes nhc nhe nhh nhn nhp nhr nhs nnc nne nnh nnn nnp nns npc npe nph npn npp npr nps nrc nre nrn nrp nrr nrs nsc nse nsh nsn nsp nsr nss p-p pcc pce pch pcn pcp pcr pcs pec pee peh pen pep per pes phc phe phn php phr phs pn- pnc pne pnh pnn pnp pnr pns ppc ppe pph ppn ppp ppr pps prc pre prh prn prp prr prs ps- psc pse psh psn psp psr pss rcc rce rch rcn rcp rcr rcs re- rec ree reh ren rep rer res rh- rhc rhe rhh rhn rhp rhr rhs rnc rnh rnn rnp rnr rns rpc rpe rph rpn rpp rpr rps rrc rrh rrn rrp rrr rrs rsc rse rsh rsn rsp rsr rss scc sce sch scn scp scr scs se- sec see seh sen sep ser ses sh- shc she shh shn shp shr shs snc sne snn snp snr sns spc spe sph spn spp spr sps sr- src sre srh srn srp srr srs ss- ssc sse ssh ssn ssp ssr sss