-er -ic c-- ccc cce cch cci cck ccn ccp ccr ccs ce- cec cee ceh cei cek cen cep cer ces ch- chc che chh chi chk chn chp chr chs ci- cic cie cih cii cik cin cip cir cis ckc ckh cki cks cn- cnc cne cnh cni cnn cnp cnr cns cpc cpe cph cpi cpk cpn cpp cpr cps crc cre crh cri crk crn crp crr crs csc cse csh csi csk csn csp csr css ec- ecc ece ech eci eck ecn ecr ecs eec eee eek een eep eer ees ehc ehe ehh ehi ehn ehp ehr ehs eic eie eii eik ein eip eir eis ekc eke ekh eki ekp ekr eks en- enc ene enh eni enk enn enp enr ens ep- epc epe eph epi epn epp epr eps erc ere erh eri erk ern erp err ers es- esc ese esh esi esk esn esp esr ess h-i hcc hce hch hci hck hcn hcp hcr hcs he- hec hee heh hei hek hen hep her hes hhc hhe hhh hhi hhk hhn hhp hhr hhs hic hie hih hii hik hin hip hir his hkh hki hkk hkn hkp hkr hks hnc hne hnh hnk hnn hns hpc hpe hph hpi hpk hpn hpp hpr hps hr- hrc hre hrh hri hrk hrn hrp hrr hrs hsc hse hsh hsi hsk hsn hsp hsr hss icc ice ich ici ick icn icp icr ics ie- iec iee iei iek ien iep ier ies ihc ihe ihh ihi ihk ihn ihp ihr ihs iic iie iih iii iin iip iir iis ikc ike iki ikk ikr iks in- inc ine inh ini ink inn inp inr ins ipc ipe ipi ipn ipp ipr ips ir- irc ire iri irk irn irp irr irs is- isc ise ish isi isk isn isp isr iss kcc kce kch kci kck kcn kcp kcr kcs ke- kec kee keh kei kek ken kep ker kes khe khh khi khk khn khr khs kic kie kih kii kik kin kip kir kis kkc kke kkh kki kkk kkn kkp kkr kks kn- knc kne kni knk knn knp knr kpc kpe kph kpi kpk kpn kpp kpr kps krc kri krk krn krp krr krs ksc kse ksh ksi ksk ksn ksp ksr kss n-i ncc nce nch nci nck ncn ncp ncr ncs ne- nec nee neh nei nek nen nep ner nes nhc nhe nhh nhi nhk nhn nhp nhr nhs nic nie nih nii nik nin nip nir nis nkc nke nki nkk nkn nkp nkr nks nnc nne nnh nni nnk nnn nnp nns npc npe nph npi npn npp npr nps nrc nre nri nrk nrn nrp nrr nrs nsc nse nsh nsi nsk nsn nsp nsr nss p-p pcc pce pch pci pck pcn pcp pcr pcs pec pee peh pei pek pen pep per pes phc phe phi phk phn php phr phs pic pie pih pii pik pin pip pir pis pkc pke pki pkn pkp pkr pks pn- pnc pne pnh pni pnk pnn pnp pnr pns ppc ppe pph ppi ppk ppn ppp ppr pps prc pre prh pri prk prn prp prr prs ps- psc pse psh psi psk psn psp psr pss rcc rce rch rci rcn rcp rcr rcs re- rec ree reh rei rek ren rep rer res rh- rhc rhe rhh rhi rhn rhp rhr rhs ric rie rih rii rik rin rip rir ris rkc rke rkk rkp rks rnc rnh rni rnn rnp rnr rns rpc rpe rph rpi rpk rpn rpp rpr rps rrc rrh rri rrk rrn rrp rrr rrs rsc rse rsh rsi rsk rsn rsp rsr rss scc sce sch sci sck scn scp scr scs se- sec see seh sei sek sen sep ser ses sh- shc she shh shi shk shn shp shr shs sic sie sih sii sik sin sip sir sis sk- skc ske skh ski skk skp skr sks snc sne sni snk snn snp snr sns spc spe sph spi spk spn spp spr sps sr- src sre srh sri srk srn srp srr srs ss- ssc sse ssh ssi ssk ssn ssp ssr sss