-ey c-- ccc cce ccg ccn cco ce- cec cee ceg cen ceo cey cgc cge cgg cgn cgo cgy cn- cnc cne cng cnn cno cny co- coc coe cog con coo coy cyc cye cyg cyn cyo ec- ecc ece ecg ecn eco eec eee eeg een eeo eey egc ege egg egn ego egy en- enc ene eng enn eno eny eo- eoc eoe eog eon eoo eyc eye eyn eyo gcc gce gcg gcn gco ge- gec gee geg gen geo gey ggc ggg ggn ggo gnc gne gnn gno goc goe gog gon goo goy gy- gye gyn gyo ncc nce ncg ncn nco ne- nec nee neg nen neo ney ngc nge ngg ngn ngo nnc nne nng nnn nno no- noc noe nog non noo noy nyc nye nyg nyn nyo nyy oc- occ ocg ocn oco oec oee oeg oen oeo oey ogc oge ogg ogn ogo ogy on- onc one ong onn ono ony oo- ooc oog oon ooo oye oyo ycc yce yco ycy yec yee yeg yen yeo yey ygc ygo yne yng ynn yny yoc yoe yog yon yoo yoy yyc yye yyg yyy