c-- ccc ccg cch cco ccs cgc cgg cgh cgo cgs ch- chc chg chh cho chs co- coc cog coh coo cos csc csg csh cso css gcc gcg gch gco gcs ggc ggg ggh ggo ggs ghc ghg ghh gho ghs goc gog goh goo gos gsc gsg gso gss hcc hcg hch hco hcs hgc hgg hgh hgo hgs hhc hhg hhh hho hhs hoc hog hoh hoo hos hsc hsg hsh hss oc- occ ocg och oco ocs ogc ogg ogh ogo ogs ohc ohg ohh oho ohs oo- ooc oog ooh ooo oos os- osc osg osh oso oss scc scg sch sco scs sgc sgg sgh sgo sgs sh- shc shg shh sho shs soc sog soh soo sos ss- ssc ssg ssh sso sss