c-- ccc ccg ccn cco ccr ccu cgc cgg cgn cgo cgr cgu cn- cnc cng cnn cno cnr cnu co- coc cog con coo cor cou crc crg crn cro crr cru cuc cug cun cuo cur cuu gcc gcg gcn gco gcr gcu ggc ggg ggn ggo ggr ggu gnc gnn gno gnr gnu goc gog gon goo gor gou grc grg grn gro grr gru gu- guc gug gun guo gur guu ncc ncg ncn nco ncr ncu ngc ngg ngn ngo ngu nnc nng nnn nno nnu no- noc nog non noo nor nou nrc nrg nrn nro nrr nru nuc nug nun nuo nur nuu oc- occ ocg ocn oco ocr ocu ogc ogg ogn ogo on- onc ong onn ono onr onu oo- ooc oog oon ooo oor or- orc org orn oro orr oru ou- ouc oun ouo our rcc rcg rcn rco rcr rcu rgc rgg rgn rgo rgr rnc rng rnn rno rnr rnu roc rog ron roo ror rou rrc rrg rrn rrr rru ruc rug run ruo rur ruu ucc ucg ucn uco ucr ucu ugc ugg ugn ugo ugr ugu un- unc ung unn uno unr unu uoc uog uon uoo uor ur- urc urg urn uro urr uru uuc uug uun uur uuu