c-- ccc ccg cck cco ccs cct ccu cgc cgg cgo cgs cgt cgu ckc cko cks ckt co- coc cog cok coo cos cot cou csc csg csk cso css cst csu ctc ctg ctk cto cts ctt ctu cuc cug cuk cuo cus cut cuu gcc gcg gck gco gcs gct gcu ggc ggg ggo ggs ggt ggu gko gks gkt goc gog gok goo gos got gou gsc gsg gsk gso gss gst gsu gtc gtg gtk gto gts gtt gtu gu- guc gug guk guo gus gut guu k-t kcc kcg kck kcs kct kcu kgc kgo kgs kgu kkc kkk kks kkt kku koc kog kok koo kos kot kou ksc ksg ksk kso kss kst ksu ktc ktg ktk kto kts ktt ktu kuc kug kuk kus kut kuu oc- occ ocg ock oco ocs oct ocu ogc ogg ogo ogs ogt okc okg okk oko oks oku oo- ooc oog ook ooo oos oot os- osc osg osk oso oss ost osu ot- otc otg otk oto ots ott otu ou- ouc ouk ouo ous out scc scg sck sco scs sct scu sgc sgg sgk sgo sgs sgt sgu sk- skc skg skk sko sks skt sku soc sog sok soo sos sot sou ss- ssc ssg ssk sso sss sst ssu stc stg stk sto sts stt stu suc sug suk suo sus sut suu tcc tcg tck tco tcs tct tcu tgc tgg tgk tgo tgs tgt tgu tkc tkg tkk tko tks tkt to- toc tog tok too tos tot tou tsc tsg tsk tso tss tst tsu ttc ttg ttk tto tts ttt ttu tuc tug tuk tuo tus tut tuu ucc ucg uck uco ucs uct ucu ugc ugg ugk ugo ugs ugt ugu ukc ukk uku uoc uog uok uoo uos uot usc usg usk uso uss ust usu utc utk uto uts utt utu uuc uug uus uut uuu