-er -ey c-- ccc cce ccm ccn ccr ccs ce- cec cee cem cen cer ces cey cmc cme cmm cmn cmr cms cmy cn- cnc cne cnm cnn cnr cns cny crc cre crm crn crr crs cry csc cse csm csn csr css csy cyc cye cym cyn cyr cys ec- ecc ece ecm ecn ecr ecs eec eee eem een eer ees eey em- emc eme emm emn emr ems en- enc ene enm enn enr ens eny erc ere erm ern err ers ery es- esc ese esm esn esr ess esy eyc eye eym eyn eyr eys m-r mc- mcc mce mcm mcn mcr mcs mec mee mem men mer mes mey mmc mme mmm mmn mmr mms mnc mne mnm mnn mnr mns mrc mre mrm mrn mrr mrs mry msc mse msm msn msr mss msy my- myc mye mym myn myr mys ncc nce ncm ncn ncr ncs ne- nec nee nem nen ner nes ney nmc nme nmm nmn nmr nms nnc nne nnm nnn nns nrc nre nrm nrn nrr nrs nry nsc nse nsm nsn nsr nss nsy nyc nye nym nyn nys nyy rcc rce rcm rcn rcr rcs re- rec ree rem ren rer res rey rmc rme rmm rmn rmr rms rnc rnm rnn rnr rns rny rrc rrm rrn rrr rrs rsc rse rsm rsn rsr rss ry- ryc rye rym ryn ryr rys ryy scc sce scm scn scr scs se- sec see sem sen ser ses sey smc sme smm smn smr sms smy snc sne snm snn snr sns sny sr- src sre srm srn srr srs sry ss- ssc sse ssm ssn ssr sss sy- syc sye sym syn syr sys ycc yce ycs ycy yec yee yem yen yer yes yey ymc yme ymm yms yne ynn yns yny yrc yre yrn yrs ysc yse ysm ysr yss ysy yyc yye yys yyy