-ey c-- ccc cce ccn ccs cct ce- cec cee cen ces cet cey cn- cnc cne cnn cns cnt cny csc cse csn css cst csy ctc cte ctn cts ctt cty cyc cye cyn cys cyt ec- ecc ece ecn ecs ect eec eee een ees eet eey en- enc ene enn ens ent eny es- esc ese esn ess est esy etc ete etn ets ett ety eyc eye eyn eys eyt ncc nce ncn ncs nct ne- nec nee nen nes net ney nnc nne nnn nns nnt nsc nse nsn nss nst nsy ntc nte ntn nts ntt nyc nye nyn nys nyt nyy scc sce scn scs sct se- sec see sen ses set sey snc sne snn sns snt sny ss- ssc sse ssn sss sst stc ste stn sts stt sty sy- syc sye syn sys syt tcc tce tcn tcs tct te- tec tee ten tes tet tey tnc tne tnn tns tnt tsc tse tsn tss tst tsy ttc tte ttn tts ttt tty tyc tye tyn tys tyt ycc yce ycs ycy yec yee yen yes yet yey yne ynn yns yny ysc yse yss yst ysy ytc yte ytn yts ytt yyc yye yys yyt yyy