c-- ccc ccg cck ccn cco ccr ccu cgc cgg cgn cgo cgr cgu ckc cko cn- cnc cng cnn cno cnr cnu co- coc cog cok con coo cor cou crc crg crk crn cro crr cru cuc cug cuk cun cuo cur cuu gcc gcg gck gcn gco gcr gcu ggc ggg ggn ggo ggr ggu gkn gko gnc gnn gno gnr gnu goc gog gok gon goo gor gou grc grg grk grn gro grr gru gu- guc gug guk gun guo gur guu kcc kcg kck kcn kcr kcu kgc kgo kgu kkc kkk kkn kkr kku kn- knc kng knk knn kno knr knu koc kog kok kon koo kor kou krc krg krk krn kro krr kru kuc kug kuk kun kur kuu ncc ncg nck ncn nco ncr ncu ngc ngg ngk ngn ngo ngu nkc nkk nkn nko nkr nku nnc nng nnk nnn nno nnu no- noc nog nok non noo nor nou nrc nrg nrk nrn nro nrr nru nuc nug nuk nun nuo nur nuu oc- occ ocg ock ocn oco ocr ocu ogc ogg ogn ogo okc okg okk oko okr oku on- onc ong onk onn ono onr onu oo- ooc oog ook oon ooo oor or- orc org ork orn oro orr oru ou- ouc ouk oun ouo our rcc rcg rcn rco rcr rcu rgc rgg rgk rgn rgo rgr rkc rkg rkk rko rku rnc rng rnn rno rnr rnu roc rog rok ron roo ror rou rrc rrg rrk rrn rrr rru ruc rug ruk run ruo rur ruu ucc ucg uck ucn uco ucr ucu ugc ugg ugk ugn ugo ugr ugu ukc ukk ukn ukr uku un- unc ung unk unn uno unr unu uoc uog uok uon uoo uor ur- urc urg urk urn uro urr uru uuc uug uun uur uuu