-er -ey c-- ccc cce ccn ccp ccr ccs cct ce- cec cee cen cep cer ces cet cey cn- cnc cne cnn cnp cnr cns cnt cny cpc cpe cpn cpp cpr cps cpt crc cre crn crp crr crs crt cry csc cse csn csp csr css cst csy ctc cte ctn ctp ctr cts ctt cty cyc cye cyn cyp cyr cys cyt ec- ecc ece ecn ecr ecs ect eec eee een eep eer ees eet eey en- enc ene enn enp enr ens ent eny ep- epc epe epn epp epr eps ept erc ere ern erp err ers ert ery es- esc ese esn esp esr ess est esy etc ete etn etp etr ets ett ety eyc eye eyn eyp eyr eys eyt ncc nce ncn ncp ncr ncs nct ne- nec nee nen nep ner nes net ney nnc nne nnn nnp nns nnt npc npe npn npp npr nps npt nrc nre nrn nrp nrr nrs nrt nry nsc nse nsn nsp nsr nss nst nsy ntc nte ntn ntp ntr nts ntt nyc nye nyn nyp nys nyt nyy p-p pcc pce pcn pcp pcr pcs pct pec pee pen pep per pes pet pey pn- pnc pne pnn pnp pnr pns pnt pny ppc ppe ppn ppp ppr pps ppt prc pre prn prp prr prs prt pry ps- psc pse psn psp psr pss pst psy pt- ptc pte ptn ptp ptr pts ptt pty py- pyc pye pyn pyr pys pyt rcc rce rcn rcp rcr rcs rct re- rec ree ren rep rer res ret rey rnc rnn rnp rnr rns rnt rny rpc rpe rpn rpp rpr rps rpt rrc rrn rrp rrr rrs rrt rsc rse rsn rsp rsr rss rst rtc rte rtn rtp rtr rts rtt rty ry- ryc rye ryn ryr rys ryy scc sce scn scp scr scs sct se- sec see sen sep ser ses set sey snc sne snn snp snr sns snt sny spc spe spn spp spr sps spt spy sr- src sre srn srp srr srs srt sry ss- ssc sse ssn ssp ssr sss sst stc ste stn stp str sts stt sty sy- syc sye syn syp syr sys syt tcc tce tcn tcp tcr tcs tct te- tec tee ten tep ter tes tet tey tnc tne tnn tnp tnr tns tnt tpc tpe tpn tpp tpr tps tpt trc tre trn trp trr trs trt try tsc tse tsn tsp tsr tss tst tsy ttc tte ttn ttp ttr tts ttt tty tyc tye tyn typ tyr tys tyt ycc yce ycp ycs ycy yec yee yen yep yer yes yet yey yne ynn ynp yns yny yps yrc yre yrn yrp yrs yrt ysc yse ysp ysr yss yst ysy ytc yte ytn ytp ytr yts ytt yyc yye yys yyt yyy