-er -ey -ic c-- ccc cce cci ccn ccp ccr ccs ce- cec cee cei cen cep cer ces cey ci- cic cie cii cin cip cir cis cn- cnc cne cni cnn cnp cnr cns cny cpc cpe cpi cpn cpp cpr cps crc cre cri crn crp crr crs cry csc cse csi csn csp csr css csy cyc cye cyn cyp cyr cys ec- ecc ece eci ecn ecr ecs eec eee een eep eer ees eey eic eie eii ein eip eir eis en- enc ene eni enn enp enr ens eny ep- epc epe epi epn epp epr eps erc ere eri ern erp err ers ery es- esc ese esi esn esp esr ess esy eyc eye eyn eyp eyr eys icc ice ici icn icp icr ics icy ie- iec iee iei ien iep ier ies iey iic iie iii iin iip iir iis in- inc ine ini inn inp inr ins iny ipc ipe ipi ipn ipp ipr ips ipy ir- irc ire iri irn irp irr irs iry is- isc ise isi isn isp isr iss isy iyc iye iyr iys iyy n-i ncc nce nci ncn ncp ncr ncs ne- nec nee nei nen nep ner nes ney nic nie nii nin nip nir nis nnc nne nni nnn nnp nns npc npe npi npn npp npr nps nrc nre nri nrn nrp nrr nrs nry nsc nse nsi nsn nsp nsr nss nsy nyc nye nyn nyp nys nyy p-p pcc pce pci pcn pcp pcr pcs pec pee pei pen pep per pes pey pic pie pii pin pip pir pis pn- pnc pne pni pnn pnp pnr pns pny ppc ppe ppi ppn ppp ppr pps prc pre pri prn prp prr prs pry ps- psc pse psi psn psp psr pss psy py- pyc pye pyn pyr pys rcc rce rci rcn rcp rcr rcs re- rec ree rei ren rep rer res rey ric rie rii rin rip rir ris riy rnc rni rnn rnp rnr rns rny rpc rpe rpi rpn rpp rpr rps rrc rri rrn rrp rrr rrs rsc rse rsi rsn rsp rsr rss ry- ryc rye ryn ryr rys ryy scc sce sci scn scp scr scs se- sec see sei sen sep ser ses sey sic sie sii sin sip sir sis snc sne sni snn snp snr sns sny spc spe spi spn spp spr sps spy sr- src sre sri srn srp srr srs sry ss- ssc sse ssi ssn ssp ssr sss sy- syc sye syi syn syp syr sys ycc yce yci ycp ycs ycy yec yee yei yen yep yer yes yey yie yii yin yip yir yis yne ynn ynp yns yny yps yrc yre yrn yrp yrs ysc yse ysi ysp ysr yss ysy yyc yye yys yyy