-ey c-- ccc cce ccg cco ccp ccs ce- cec cee ceg ceo cep ces cey cgc cge cgg cgo cgp cgs cgy co- coc coe cog coo cop cos coy cpc cpe cpg cpo cpp cps csc cse csg cso csp css csy cyc cye cyg cyo cyp cys ec- ecc ece ecg eco ecs eec eee eeg eeo eep ees eey egc ege egg ego egp egs egy eo- eoc eoe eog eoo eop eos ep- epc epe epg epo epp eps es- esc ese esg eso esp ess esy eyc eye eyo eyp eys g-p gcc gce gcg gco gcp gcs ge- gec gee geg geo gep ges gey ggc ggg ggo ggp ggs goc goe gog goo gop gos goy gpc gpe gpg gpo gpp gps gsc gse gsg gso gsp gss gy- gye gyo gyp gys oc- occ ocg oco ocp ocs oec oee oeg oeo oep oes oey ogc oge ogg ogo ogp ogs ogy oo- ooc oog ooo oop oos op- opc ope opg opo opp ops opy os- osc ose osg oso osp oss oye oyo oys p-p pcc pce pcg pco pcp pcs pec pee peg peo pep pes pey pgc pge pgg pgo pgp pgs pgy poc poe pog poo pop pos poy ppc ppe ppg ppo ppp pps ps- psc pse psg pso psp pss psy py- pyc pye pyg pyo pys scc sce scg sco scp scs se- sec see seg seo sep ses sey sgc sge sgg sgo sgp sgs soc soe sog soo sop sos soy spc spe spg spo spp sps spy ss- ssc sse ssg sso ssp sss sy- syc sye syg syp sys ycc yce yco ycp ycs ycy yec yee yeg yeo yep yes yey ygc ygo yoc yoe yog yoo yop yos yoy ypg ypo yps ysc yse ysg yso ysp yss ysy yyc yye yyg yys yyy