-ic c-- ccc cce ccg cci ccl ccn cct ccx ce- cec cee ceg cei cel cen cet cex cgc cge cgg cgi cgl cgn cgt ci- cic cie cig cii cil cin cit cix cl- clc cle clg cli cll cln clt clx cn- cnc cne cng cni cnl cnn cnt cnx ctc cte ctg cti ctl ctn ctt ctx cxc cxi cxl cxt cxx ec- ecc ece ecg eci ecl ecn ect ecx eec eee eeg eel een eet eex egc ege egg egi egl egn egt egx eic eie eig eii eil ein eit eix elc ele elg eli ell eln elt elx en- enc ene eng eni enl enn ent etc ete etg eti etl etn ett etx ex- exc exe exi exl ext exx gcc gce gcg gci gcl gcn gct ge- gec gee geg gei gel gen get gex ggc ggg ggi ggn ggt gic gie gig gii gil gin git glc gle glg gli gll gln glt glx gnc gne gni gnl gnn gnt gtc gte gtg gti gtl gtn gtt gtx gxl gxt icc ice icg ici icl icn ict ie- iec iee ieg iei iel ien iet iex igc ige igg igi igl ign igt iic iie iii iil iin iit iix il- ilc ile ilg ili ill iln ilt ilx in- inc ine ing ini inl inn int inx itc ite itg iti itl itn itt itx ixc ixe ixi ixl ixn lcc lce lcg lci lcl lcn lct lcx lec lee leg lei lel len let lex lgc lge lgg lgi lgl lgn lgt lic lie lig lii lil lin lit lix llc lle llg lli lll lln llt lnc lne lng lni lnl lnn lnt ltc lte ltg lti ltl ltt ltx lxc lxi lxx n-i ncc nce ncg nci ncl ncn nct ncx ne- nec nee neg nei nel nen net nex ngc nge ngg ngi ngl ngn ngt nic nie nig nii nil nin nit nix nlc nle nlg nli nll nln nlt nlx nnc nne nng nni nnl nnn nnt ntc nte ntg nti ntn ntt ntx nxc nxl nxt t-x tcc tce tcg tci tcl tcn tct tcx te- tec tee teg tei tel ten tet tex tgc tge tgg tgi tgl tgn tgt tic tie tig tii til tin tit tix tlc tle tlg tli tll tln tlt tlx tnc tne tng tni tnl tnn tnt tnx ttc tte ttg tti ttl ttn ttt ttx txe txi txl txn txt xci xcl xcx xee xeg xel xen xet xex xge xgi xgl xic xie xii xin xit xix xlg xli xlt xnc xtc xti xtx xxi xxl xxx