-ly c-- ccc ccl ccs cct cl- clc cll cls clt cly csc csl css cst csy ctc ctl cts ctt cty cyc cyl cys cyt lcc lcl lcs lct lcy llc lll lls llt lly lsc lsl lss lst ltc ltl lts ltt lyc lyl lys lyt scc scl scs sct slc sll sls slt sly ss- ssc ssl sss sst stc stl sts stt sty sy- syc syl sys syt tcc tcl tcs tct tlc tll tls tlt tsc tsl tss tst tsy ttc ttl tts ttt tty tyc tyl tys tyt ycc ycl ycs ycy ylc yll yls ylt yly ysc ysl yss yst ysy ytc ytl yts ytt yyc yys yyt yyy