c-- ccc ccg cch cco ccr cgc cgg cgh cgo cgr ch- chc chg chh cho chr co- coc cog coh coo cor crc crg crh cro crr gcc gcg gch gco gcr ggc ggg ggh ggo ggr ghc ghg ghh gho ghr goc gog goh goo gor grc grg grh gro grr hcc hcg hch hco hcr hgc hgg hgh hgo hgr hhc hhg hhh hho hhr hoc hog hoh hoo hor hr- hrc hrg hrh hro hrr oc- occ ocg och oco ocr ogc ogg ogh ogo ohc ohg ohh oho ohr oo- ooc oog ooh ooo oor or- orc org orh oro orr rcc rcg rch rco rcr rgc rgg rgh rgo rgr rh- rhc rhg rhh rho rhr roc rog roh roo ror rrc rrg rrh rrr