-ene cccc cccf ccee ccfc ccff ccgc cche ccnc ccne ccnf cec- cece ceec cef- cefc cefn cege cen- cene ceng cfcf cfcn cfgn cgcc cgcg cgfc chce chch chec chee chef cheh chen chfc chge chgn chnc eccc ecce ecef ecfc eche ecne eeee eefe eefn eeng ef-g efen efgh egcc egcg egec egee egfh egge eggh eghe eghh egne ehcc eheh ehen ence ench enee eneg enge engg ennc enne fccf fcch fece fech feen fefc fefe feff fege fegg fene feng fenn ffcc ffee ffff gc-c gccc gccf gcfc gece geen gefe gege gegg gehn gen- genc gene genf geng genn gfcf ggfg gggg gghg ghee gheg gncc gngc hccc hcch hcfc hcgh hcng hech heef heeg hefe hege hegg hegh hehe hehn hene heng henh henn hfce hgfc hggc hhgg hhhh hnce nccc nccf nccn ncec ncee ncef ncen ncfc ncfe nchc ncnc necc nece nech neef neen nefe neff nefh nege negh nehe nene neng nenh nfff ngef ngen nhcc nhnn nngn nnnn