-ic c-- ccc cce cci ccl ccs cct ce- cec cee cei cel ces cet ci- cic cie cii cil cis cit cl- clc cle cli cll cls clt csc cse csi csl css cst ctc cte cti ctl cts ctt ec- ecc ece eci ecl ecs ect eec eee eel ees eet eic eie eii eil eis eit elc ele eli ell els elt es- esc ese esi esl ess est etc ete eti etl ets ett icc ice ici icl ics ict ie- iec iee iei iel ies iet iic iie iii iil iis iit il- ilc ile ili ill ils ilt is- isc ise isi isl iss ist itc ite iti itl its itt lcc lce lci lcl lcs lct lec lee lei lel les let lic lie lii lil lis lit llc lle lli lll lls llt lsc lse lsi lsl lss lst ltc lte lti ltl lts ltt scc sce sci scl scs sct se- sec see sei sel ses set sic sie sii sil sis sit slc sle sli sll sls slt ss- ssc sse ssi ssl sss sst stc ste sti stl sts stt tcc tce tci tcl tcs tct te- tec tee tei tel tes tet tic tie tii til tis tit tlc tle tli tll tls tlt tsc tse tsi tsl tss tst ttc tte tti ttl tts ttt