-er -ic c-- ccc cce ccf cci ccl ccp ccr ccs cct ce- cec cee cef cei cel cep cer ces cet cfc cfe cff cfi cfl cfp cfr cfs cft ci- cic cie cif cii cil cip cir cis cit cl- clc cle clf cli cll clp clr cls clt cpc cpe cpf cpi cpl cpp cpr cps cpt crc cre crf cri crl crp crr crs crt csc cse csf csi csl csp csr css cst ctc cte ctf cti ctl ctp ctr cts ctt ec- ecc ece ecf eci ecl ecr ecs ect eec eee eef eel eep eer ees eet ef- efc efe eff efi efl efp efr efs eft eic eie eif eii eil eip eir eis eit elc ele elf eli ell elp elr els elt ep- epc epe epf epi epl epp epr eps ept erc ere erf eri erl erp err ers ert es- esc ese esf esi esl esp esr ess est etc ete etf eti etl etp etr ets ett fcc fce fcf fci fcl fcp fcr fcs fct fec fee fef fei fel fep fer fes fet ffc ffe fff ffi ffl ffp ffr ffs fft fic fie fif fii fil fip fir fis fit flc fle flf fli fll flp flr fls flt fpc fpe fpi fpl fpp fpr fps fpt frc fre frf fri frl frp frr frs frt fsc fse fsf fsi fsl fsp fsr fss fst ftc fte ftf fti ftl ftp ftr fts ftt i-f icc ice icf ici icl icp icr ics ict ie- iec iee ief iei iel iep ier ies iet ifc ife iff ifi ifl ifp ifr ifs ift iic iie iif iii iil iip iir iis iit il- ilc ile ilf ili ill ilp ilr ils ilt ipc ipe ipf ipi ipl ipp ipr ips ipt ir- irc ire irf iri irl irp irr irs irt is- isc ise isf isi isl isp isr iss ist itc ite itf iti itl itp its itt l-p lcc lce lcf lci lcl lcp lcr lcs lct lec lee lef lei lel lep ler les let lfc lfe lff lfi lfl lfp lfr lfs lft lic lie lif lii lil lip lir lis lit llc lle llf lli lll llp llr lls llt lpc lpe lpf lpi lpl lpp lpr lps lpt lrc lrf lri lrp lrr lrs lrt lsc lse lsf lsi lsl lsp lsr lss lst ltc lte ltf lti ltl ltp ltr lts ltt p-p pcc pce pcf pci pcl pcp pcr pcs pct pec pee pef pei pel pep per pes pet pfc pfe pff pfi pfl pfp pfr pfs pft pic pie pif pii pil pip pir pis pit plc ple plf pli pll plp plr pls plt ppc ppe ppf ppi ppl ppp ppr pps ppt prc pre prf pri prl prp prr prs prt ps- psc pse psf psi psl psp psr pss pst pt- ptc pte ptf pti ptl ptp ptr pts ptt rcc rce rcf rci rcl rcp rcr rcs rct re- rec ree ref rei rel rep rer res ret rfc rfe rff rfi rfl rfp rfr rfs rft ric rie rif rii ril rip rir ris rit rlc rle rlf rli rll rlp rlr rls rlt rpc rpe rpf rpi rpl rpp rpr rps rpt rrc rrf rri rrl rrp rrr rrs rrt rsc rse rsf rsi rsl rsp rsr rss rst rtc rte rtf rti rtl rtp rtr rts rtt scc sce scf sci scl scp scr scs sct se- sec see sef sei sel sep ser ses set sfc sfe sff sfi sfl sfp sfr sfs sft sic sie sif sii sil sip sir sis sit slc sle slf sli sll slp slr sls slt spc spe spf spi spl spp spr sps spt sr- src sre srf sri srl srp srr srs srt ss- ssc sse ssf ssi ssl ssp ssr sss sst stc ste stf sti stl stp str sts stt tcc tce tcf tci tcl tcp tcr tcs tct te- tec tee tef tei tel tep ter tes tet tfc tfe tff tfi tfl tfp tfr tfs tft tic tie tif tii til tip tir tis tit tlc tle tlf tli tll tlp tlr tls tlt tpc tpe tpf tpi tpl tpp tpr tps tpt trc tre trf tri trl trp trr trs trt tsc tse tsf tsi tsl tsp tsr tss tst ttc tte ttf tti ttl ttp ttr tts ttt