-ey c-- ccc cce ccn ccs ce- cec cee cen ces cey cn- cnc cne cnn cns cny csc cse csn css csy cyc cye cyn cys ec- ecc ece ecn ecs eec eee een ees eey en- enc ene enn ens eny es- esc ese esn ess esy eyc eye eyn eys ncc nce ncn ncs ne- nec nee nen nes ney nnc nne nnn nns nsc nse nsn nss nsy nyc nye nyn nys nyy scc sce scn scs se- sec see sen ses sey snc sne snn sns sny ss- ssc sse ssn sss sy- syc sye syn sys ycc yce ycs ycy yec yee yen yes yey yne ynn yns yny ysc yse yss ysy yyc yye yys yyy