-er c-- ccc cce cch ccm ccp ccr ccs ce- cec cee ceh cem cep cer ces ch- chc che chh chm chp chr chs cmc cme cmh cmm cmp cmr cms cpc cpe cph cpm cpp cpr cps crc cre crh crm crp crr crs csc cse csh csm csp csr css ec- ecc ece ech ecm ecr ecs eec eee eem eep eer ees ehc ehe ehh ehm ehp ehr ehs em- emc eme emh emm emp emr ems ep- epc epe eph epm epp epr eps erc ere erh erm erp err ers es- esc ese esh esm esp esr ess hcc hce hch hcm hcp hcr hcs he- hec hee heh hem hep her hes hhc hhe hhh hhm hhp hhr hhs hmc hme hmh hmm hmp hmr hms hpc hpe hph hpm hpp hpr hps hr- hrc hre hrh hrm hrp hrr hrs hsc hse hsh hsm hsp hsr hss m-r mc- mcc mce mch mcm mcp mcr mcs mec mee meh mem mep mer mes mhc mhh mhm mhp mhr mhs mmc mme mmh mmm mmp mmr mms mpc mpe mph mpm mpp mpr mps mrc mre mrh mrm mrp mrr mrs msc mse msh msm msp msr mss p-p pcc pce pch pcm pcp pcr pcs pec pee peh pem pep per pes phc phe phm php phr phs pmc pme pmh pmm pmp pmr pms ppc ppe pph ppm ppp ppr pps prc pre prh prm prp prr prs ps- psc pse psh psm psp psr pss rcc rce rch rcm rcp rcr rcs re- rec ree reh rem rep rer res rh- rhc rhe rhh rhm rhp rhr rhs rmc rme rmh rmm rmp rmr rms rpc rpe rph rpm rpp rpr rps rrc rrh rrm rrp rrr rrs rsc rse rsh rsm rsp rsr rss scc sce sch scm scp scr scs se- sec see seh sem sep ser ses sh- shc she shh shm shp shr shs smc sme smh smm smp smr sms spc spe sph spm spp spr sps sr- src sre srh srm srp srr srs ss- ssc sse ssh ssm ssp ssr sss