-er -ey -up c-- ccc cce ccn ccp ccr ccs ccu ce- cec cee cen cep cer ces ceu cey cn- cnc cne cnn cnp cnr cns cnu cny cpc cpe cpn cpp cpr cps cpu crc cre crn crp crr crs cru cry csc cse csn csp csr css csu csy cuc cue cun cup cur cus cuu cuy cyc cye cyn cyp cyr cys ec- ecc ece ecn ecr ecs ecu eec eee een eep eer ees eey en- enc ene enn enp enr ens enu eny ep- epc epe epn epp epr eps epu erc ere ern erp err ers eru ery es- esc ese esn esp esr ess esu esy eu- euc eue eun eup eur eus eyc eye eyn eyp eyr eys ncc nce ncn ncp ncr ncs ncu ne- nec nee nen nep ner nes neu ney nnc nne nnn nnp nns nnu npc npe npn npp npr nps npu nrc nre nrn nrp nrr nrs nru nry nsc nse nsn nsp nsr nss nsu nsy nuc nue nun nup nur nus nuu nuy nyc nye nyn nyp nys nyu nyy p-p pcc pce pcn pcp pcr pcs pcu pec pee pen pep per pes peu pey pn- pnc pne pnn pnp pnr pns pnu pny ppc ppe ppn ppp ppr pps ppu prc pre prn prp prr prs pru pry ps- psc pse psn psp psr pss psu psy puc pue pun pup pur pus puu puy py- pyc pye pyn pyr pys pyu rcc rce rcn rcp rcr rcs rcu re- rec ree ren rep rer res reu rey rnc rnn rnp rnr rns rnu rny rpc rpe rpn rpp rpr rps rpu rrc rrn rrp rrr rrs rru rsc rse rsn rsp rsr rss rsu ruc rue run rup rur rus ruu ruy ry- ryc rye ryn ryr rys ryu ryy scc sce scn scp scr scs scu se- sec see sen sep ser ses seu sey snc sne snn snp snr sns snu sny spc spe spn spp spr sps spu spy sr- src sre srn srp srr srs sry ss- ssc sse ssn ssp ssr sss ssu suc sue sun sup sur sus suu suy sy- syc sye syn syp syr sys syu ucc uce ucn ucp ucr ucs ucu uec uee uen uep uer ues uey un- unc une unn unp unr uns unu uny up- upc upe upn upp upr ups upu ur- urc ure urn urp urr urs uru ury usc use usn usp usr uss usu uuc uue uun uur uus uuu uyc uys uyu ycc yce ycp ycs ycu ycy yec yee yen yep yer yes yey yne ynn ynp yns ynu yny yps ypu yrc yre yrn yrp yrs yru ysc yse ysp ysr yss ysu ysy yue yun yup yur yus yuu yuy yyc yye yys yyu yyy