c-- ccc ccg cch ccn cco cgc cgg cgh cgn cgo ch- chc chg chh chn cho cn- cnc cng cnh cnn cno co- coc cog coh con coo gcc gcg gch gcn gco ggc ggg ggh ggn ggo ghc ghg ghh ghn gho gnc gnn gno goc gog goh gon goo hcc hcg hch hcn hco hgc hgg hgh hgn hgo hhc hhg hhh hhn hho hnc hng hnh hnn hno hoc hog hoh hon hoo ncc ncg nch ncn nco ngc ngg ngh ngn ngo nhc nhg nhh nhn nnc nng nnh nnn nno no- noc nog noh non noo oc- occ ocg och ocn oco ogc ogg ogh ogn ogo ohc ohg ohh ohn oho on- onc ong onh onn ono oo- ooc oog ooh oon ooo