c-- ccc cck ccl cct ccu ckc ckt cl- clc clk cll clt clu ctc ctk ctl ctt ctu cuc cuk cul cut cuu k-t kcc kck kcl kct kcu kkc kkk kkl kkt kku kl- klc klt klu ktc ktk ktl ktt ktu kuc kuk kul kut kuu lcc lck lcl lct lcu lkl lkt llc llk lll llt llu ltc ltk ltl ltt ltu luc luk lul lut luu tcc tck tcl tct tcu tkc tkk tkl tkt tlc tlk tll tlt tlu ttc ttk ttl ttt ttu tuc tuk tul tut tuu ucc uck ucl uct ucu ukc ukk ukl uku ulc ulk ull ult ulu utc utk utl utt utu uuc uut uuu