-ey c-- ccc cce ccn cco cct ce- cec cee cen ceo cet cey cn- cnc cne cnn cno cnt cny co- coc coe con coo cot coy ctc cte ctn cto ctt cty cyc cye cyn cyo cyt ec- ecc ece ecn eco ect eec eee een eeo eet eey en- enc ene enn eno ent eny eo- eoc eoe eon eoo eot etc ete etn eto ett ety eyc eye eyn eyo eyt ncc nce ncn nco nct ne- nec nee nen neo net ney nnc nne nnn nno nnt no- noc noe non noo not noy ntc nte ntn nto ntt nyc nye nyn nyo nyt nyy oc- occ ocn oco oct oec oee oen oeo oet oey on- onc one onn ono ont ony oo- ooc oon ooo oot ot- otc ote otn oto ott oye oyo tcc tce tcn tco tct te- tec tee ten teo tet tey tnc tne tnn tno tnt to- toc toe ton too tot toy ttc tte ttn tto ttt tty tyc tye tyn tyo tyt ycc yce yco ycy yec yee yen yeo yet yey yne ynn yny yoc yoe yon yoo yot yoy ytc yte ytn yto ytt yyc yye yyt yyy