c-- ccc ccg cck ccs ccu cgc cgg cgs cgu ckc cks csc csg csk css csu cuc cug cuk cus cuu gcc gcg gck gcs gcu ggc ggg ggs ggu gks gsc gsg gsk gss gsu gu- guc gug guk gus guu kcc kcg kck kcs kcu kgc kgs kgu kkc kkk kks kku ksc ksg ksk kss ksu kuc kug kuk kus kuu scc scg sck scs scu sgc sgg sgk sgs sgu sk- skc skg skk sks sku ss- ssc ssg ssk sss ssu suc sug suk sus suu ucc ucg uck ucs ucu ugc ugg ugk ugs ugu ukc ukk uku usc usg usk uss usu uuc uug uus uuu