-ey c-- ccc cce ccm ccp ccs cct ce- cec cee cem cep ces cet cey cmc cme cmm cmp cms cmt cmy cpc cpe cpm cpp cps cpt csc cse csm csp css cst csy ctc cte ctm ctp cts ctt cty cyc cye cym cyp cys cyt ec- ecc ece ecm ecs ect eec eee eem eep ees eet eey em- emc eme emm emp ems emt ep- epc epe epm epp eps ept es- esc ese esm esp ess est esy etc ete etm etp ets ett ety eyc eye eym eyp eys eyt mc- mcc mce mcm mcp mcs mct mec mee mem mep mes met mey mmc mme mmm mmp mms mmt mpc mpe mpm mpp mps mpt msc mse msm msp mss mst msy mtc mte mtm mtp mts mtt my- myc mye mym mys myt p-p pcc pce pcm pcp pcs pct pec pee pem pep pes pet pey pmc pme pmm pmp pms pmt ppc ppe ppm ppp pps ppt ps- psc pse psm psp pss pst psy pt- ptc pte ptm ptp pts ptt pty py- pyc pye pym pys pyt scc sce scm scp scs sct se- sec see sem sep ses set sey smc sme smm smp sms smt smy spc spe spm spp sps spt spy ss- ssc sse ssm ssp sss sst stc ste stm stp sts stt sty sy- syc sye sym syp sys syt tcc tce tcm tcp tcs tct te- tec tee tem tep tes tet tey tmc tme tmm tmp tms tmt tmy tpc tpe tpm tpp tps tpt tsc tse tsm tsp tss tst tsy ttc tte ttm ttp tts ttt tty tyc tye tym typ tys tyt ycc yce ycp ycs ycy yec yee yem yep yes yet yey ymc yme ymm yms ymt yps ysc yse ysm ysp yss yst ysy ytc yte ytm ytp yts ytt yyc yye yys yyt yyy