-ey c-- ccc cce ccg cck cco ce- cec cee ceg cek ceo cey cgc cge cgg cgo cgy ckc cko cky co- coc coe cog cok coo coy cyc cye cyg cyk cyo ec- ecc ece ecg eck eco eec eee eeg eek eeo eey egc ege egg ego egy ekc eke ekg eko eky eo- eoc eoe eog eok eoo eyc eye eyo gcc gce gcg gck gco ge- gec gee geg gek geo gey ggc ggg ggo gko goc goe gog gok goo goy gy- gye gyo kcc kce kcg kck ke- kec kee keg kek keo key kgc kgo kgy kkc kke kkk kky koc koe kog kok koo koy kyc kye kyo oc- occ ocg ock oco oec oee oeg oeo oey ogc oge ogg ogo ogy okc oke okg okk oko oo- ooc oog ook ooo oye oyo ycc yce yco ycy yec yee yeg yek yeo yey ygc ygo ykk yoc yoe yog yok yoo yoy yyc yye yyg yyy