-ene -one cccc ccee ccgc ccnc ccne ccoc cec- cece ceco ceec cege cego cen- cene ceng ceno ceze cgcc cgcg cnco cnnz coce coco coen cogo con- conc cone cong conn cono coon coze cozz czon eccc ecce ecco ecne eco- ecog econ eeee eeng eeoc eeze egcc egcg egec egee egge eggo egne ego- egon egoz ence enco enee eneg eneo enez enge engg engo ennc enne eno- enoc enoe enon enzo eone ezgo ezzo gc-c gccc gece geen geez gege gegg gego gen- genc gene geng genn geno genz geo- geog geon gezo gggg gncc gngc gnoo goce goen gogo gon- gone gong gonn gono goog goon goze gozo nccc nccn ncec ncee ncen ncnc ncoc necc nece neco neen nege nego nene neng neno neo- neoc neon neoo ngen ngon nngn nnnn noce noco noez nogg nogo non- none nong nonn nono noo- noon nooo nzcc o-eo occc occn oce ocee ocon oec- oecc oeec oen- oeno ogee ogen ogge ogog ogon onc- once onco one- onec onee oneg oneo onez onge ongo onne onno onon onoz onze onzo oone oooo ooze ozee ozen ozge ozon zegg zego zeng zenn zeno zeon zeze zgon znen znng zoco zogg zogo zon- zone zong zoo- zoon zozo zzzz