c-- c-j ccc ccg ccj cck cco ccr ccz cgc cgg cgo cgr cgy cjc cjg cjk cjr ckc cko cky co- coc cog coj cok coo cor coy coz crc crg crj crk cro crr cry crz cyc cyg cyk cyo cyr cz- czc czj czk czo gcc gcg gck gco gcr ggc ggg ggj ggo ggr ggz gjc gjg gjr gko goc gog gok goo gor goy goz grc grg grj grk gro grr gry gy- gyo gyr gzo gzr j-z jcc jck jco jcr jgo jgr jjc jjg jjj jjk jjr jjy jkk jko jkr joc jog joj jok joo jor joy jrc jrg jrk jro jrr jrz jyj jyr k-z kcc kcg kck kcr kgc kgo kgy kjc kjr kkc kkk kkr kky koc kog kok koo kor koy koz krc krg krk kro krr kry kyc kyo kyr kyz kzo kzy oc- occ ocg ocj ock oco ocr ocz ogc ogg ogo ogy ojc ojo ojy okc okg okj okk oko okr oo- ooc oog ook ooo oor or- orc org ork oro orr ory orz oyo ozo ozz rcc rcg rcj rco rcr rgc rgg rgk rgo rgr rjc rjg rjk rjr rkc rkg rkk rko rky rkz roc rog roj rok roo ror roy roz rrc rrg rrk rrr ry- ryc ryg ryk ryo ryr ryy ryz rzo rzy ycc yco ycy ygc ygo ykk yoc yog yoj yok yoo yor yoy yrc yrg yro yyc yyg yyy yyz yzr yzy z-g zco zgg zo- zoc zog zok zoo zor zro zzr zzy zzz