c-- ccc ccg cch cck cco ccr cgc cgg cgh cgo cgr ch- chc chg chh chk cho chr ckc ckh cko co- coc cog coh cok coo cor crc crg crh crk cro crr gcc gcg gch gck gco gcr ggc ggg ggh ggo ggr ghc ghg ghh gho ghr gkh gko goc gog goh gok goo gor grc grg grh grk gro grr hcc hcg hch hck hco hcr hgc hgg hgh hgk hgo hgr hhc hhg hhh hhk hho hhr hkg hkh hkk hko hkr hoc hog hoh hok hoo hor hr- hrc hrg hrh hrk hro hrr kcc kcg kch kck kcr kgc kgh kgo khh khk kho khr kkc kkh kkk kkr koc kog koh kok koo kor krc krg krk kro krr oc- occ ocg och ock oco ocr ogc ogg ogh ogo ohc ohg ohh oho ohr okc okg okk oko okr oo- ooc oog ooh ook ooo oor or- orc org orh ork oro orr rcc rcg rch rco rcr rgc rgg rgh rgk rgo rgr rh- rhc rhg rhh rho rhr rkc rkg rkk rko roc rog roh rok roo ror rrc rrg rrh rrk rrr