-ic c-- ccc cci ccl ccr cct ccx ci- cic cii cil cir cit cix cl- clc cli cll clr clt clx crc cri crl crr crt crx ctc cti ctl ctr ctt ctx cxc cxi cxl cxr cxt cxx icc ici icl icr ict iic iii iil iir iit iix il- ilc ili ill ilr ilt ilx ir- irc iri irl irr irt irx itc iti itl itt itx ixc ixi ixl lcc lci lcl lcr lct lcx lic lii lil lir lit lix llc lli lll llr llt lrc lri lrr lrt ltc lti ltl ltr ltt ltx lxc lxi lxr lxx rcc rci rcl rcr rct rcx ric rii ril rir rit rix rlc rli rll rlr rlt rrc rri rrl rrr rrt rtc rti rtl rtr rtt rtx rxr t-x tcc tci tcl tcr tct tcx tic tii til tir tit tix tlc tli tll tlr tlt tlx trc tri trl trr trt trx ttc tti ttl ttr ttt ttx txi txl txt xci xcl xcr xcx xic xii xit xix xli xlr xlt xrc xrt xrx xtc xti xtr xtx xxi xxl xxx