-ey c-- ccc ccd cce ccn cct cdc cdd cde cdn cdt cdy ce- cec ced cee cen cet cey cn- cnc cnd cne cnn cnt cny ctc ctd cte ctn ctt cty cyc cyd cye cyn cyt dcc dcd dce dcn dct ddc ddd dde ddn ddt ddy de- dec ded dee den det dey dnc dnd dne dnn dnt dny dtc dtd dte dtn dtt dty dy- dyc dyd dye dyn dyy ec- ecc ecd ece ecn ect ed- edc edd ede edn edt edy eec eed eee een eet eey en- enc end ene enn ent eny etc etd ete etn ett ety eyc eyd eye eyn eyt ncc ncd nce ncn nct ndc ndd nde ndn ndt ndy ne- nec ned nee nen net ney nnc nne nnn nnt ntc ntd nte ntn ntt nyc nyd nye nyn nyt nyy tcc tcd tce tcn tct tdc tdd tde tdn tdt tdy te- tec ted tee ten tet tey tnc tnd tne tnn tnt ttc ttd tte ttn ttt tty tyc tyd tye tyn tyt ycc ycd yce ycy yde ydn ydt ydy yec yed yee yen yet yey ynd yne ynn yny ytc ytd yte ytn ytt yyc yye yyt yyy