-ic c-- ccc cce cci ccl ccp ccs cct ce- cec cee cei cel cep ces cet ci- cic cie cii cil cip cis cit cl- clc cle cli cll clp cls clt cpc cpe cpi cpl cpp cps cpt csc cse csi csl csp css cst ctc cte cti ctl ctp cts ctt ec- ecc ece eci ecl ecs ect eec eee eel eep ees eet eic eie eii eil eip eis eit elc ele eli ell elp els elt ep- epc epe epi epl epp eps ept es- esc ese esi esl esp ess est etc ete eti etl etp ets ett icc ice ici icl icp ics ict ie- iec iee iei iel iep ies iet iic iie iii iil iip iis iit il- ilc ile ili ill ilp ils ilt ipc ipe ipi ipl ipp ips ipt is- isc ise isi isl isp iss ist itc ite iti itl itp its itt l-p lcc lce lci lcl lcp lcs lct lec lee lei lel lep les let lic lie lii lil lip lis lit llc lle lli lll llp lls llt lpc lpe lpi lpl lpp lps lpt lsc lse lsi lsl lsp lss lst ltc lte lti ltl ltp lts ltt p-p pcc pce pci pcl pcp pcs pct pec pee pei pel pep pes pet pic pie pii pil pip pis pit plc ple pli pll plp pls plt ppc ppe ppi ppl ppp pps ppt ps- psc pse psi psl psp pss pst pt- ptc pte pti ptl ptp pts ptt scc sce sci scl scp scs sct se- sec see sei sel sep ses set sic sie sii sil sip sis sit slc sle sli sll slp sls slt spc spe spi spl spp sps spt ss- ssc sse ssi ssl ssp sss sst stc ste sti stl stp sts stt tcc tce tci tcl tcp tcs tct te- tec tee tei tel tep tes tet tic tie tii til tip tis tit tlc tle tli tll tlp tls tlt tpc tpe tpi tpl tpp tps tpt tsc tse tsi tsl tsp tss tst ttc tte tti ttl ttp tts ttt