c-- ccc ccd ccl ccs ccu cdc cdd cdl cds cdu cl- clc cld cll cls clu csc csd csl css csu cuc cud cul cus cuu dcc dcd dcl dcs dcu ddc ddd ddl dds ddu dl- dlc dld dll dls dlu dsc dsd dsl dss dsu duc dud dul dus lcc lcd lcl lcs lcu ldc ldd ldl lds ldu llc lld lll lls llu lsc lsd lsl lss lsu luc lud lul lus luu scc scd scl scs scu sdc sdd sdl sds sdu slc sld sll sls slu ss- ssc ssd ssl sss ssu suc sud sul sus suu ucc ucd ucl ucs ucu udc udd udl uds udu ulc uld ull uls ulu usc usd usl uss usu uuc uus uuu