c-- ccc ccl ccs cct ccu ccz cl- clc cll cls clt clu clz csc csl css cst csu csz ctc ctl cts ctt ctu ctz cuc cul cus cut cuu cuz cz- czc czt lcc lcl lcs lct lcu llc lll lls llt llu llz lsc lsl lss lst lsu lsz ltc ltl lts ltt ltu ltz luc lul lus lut luu luz lzs lzu scc scl scs sct scu slc sll sls slt slu ss- ssc ssl sss sst ssu ssz stc stl sts stt stu stz suc sul sus sut suu suz szl szu tcc tcl tcs tct tcu tlc tll tls tlt tlu tlz tsc tsl tss tst tsu ttc ttl tts ttt ttu tuc tul tus tut tuu tuz tzs tzu ucc ucl ucs uct ucu ulc ull uls ult ulu usc usl uss ust usu usz utc utl uts utt utu utz uuc uus uut uuu uzu zcl zcs zlt zsl zst zsu zsz ztl zuc zul zus zut zuz zzs zzt zzz