-er -ic c-- ccc cce ccf cci ccl ccn ccr ccs ce- cec cee cef cei cel cen cer ces cfc cfe cff cfi cfl cfn cfr cfs ci- cic cie cif cii cil cin cir cis cl- clc cle clf cli cll cln clr cls cn- cnc cne cnf cni cnl cnn cnr cns crc cre crf cri crl crn crr crs csc cse csf csi csl csn csr css ec- ecc ece ecf eci ecl ecn ecr ecs eec eee eef eel een eer ees ef- efc efe eff efi efl efr efs eic eie eif eii eil ein eir eis elc ele elf eli ell eln elr els en- enc ene enf eni enl enn enr ens erc ere erf eri erl ern err ers es- esc ese esf esi esl esn esr ess fcc fce fcf fci fcl fcn fcr fcs fec fee fef fei fel fen fer fes ffc ffe fff ffi ffl ffn ffr ffs fic fie fif fii fil fin fir fis flc fle flf fli fll fln flr fls fnc fne fnf fni fnl fnn fnr fns frc fre frf fri frl frn frr frs fsc fse fsf fsi fsl fsn fsr fss i-f icc ice icf ici icl icn icr ics ie- iec iee ief iei iel ien ier ies ifc ife iff ifi ifl ifn ifr ifs iic iie iif iii iil iin iir iis il- ilc ile ilf ili ill iln ilr ils in- inc ine inf ini inl inn inr ins ir- irc ire irf iri irl irn irr irs is- isc ise isf isi isl isn isr iss lcc lce lcf lci lcl lcn lcr lcs lec lee lef lei lel len ler les lfc lfe lff lfi lfl lfn lfr lfs lic lie lif lii lil lin lir lis llc lle llf lli lll lln llr lls lnc lne lni lnl lnn lnr lns lrc lrf lri lrn lrr lrs lsc lse lsf lsi lsl lsn lsr lss n-i ncc nce ncf nci ncl ncn ncr ncs ne- nec nee nef nei nel nen ner nes nfc nfe nff nfi nfl nfn nfr nfs nic nie nif nii nil nin nir nis nlc nle nlf nli nll nln nlr nls nnc nne nnf nni nnl nnn nns nrc nre nrf nri nrl nrn nrr nrs nsc nse nsf nsi nsl nsn nsr nss rcc rce rcf rci rcl rcn rcr rcs re- rec ree ref rei rel ren rer res rfc rfe rff rfi rfl rfn rfr rfs ric rie rif rii ril rin rir ris rlc rle rlf rli rll rln rlr rls rnc rni rnn rnr rns rrc rrf rri rrl rrn rrr rrs rsc rse rsf rsi rsl rsn rsr rss scc sce scf sci scl scn scr scs se- sec see sef sei sel sen ser ses sfc sfe sff sfi sfl sfn sfr sfs sic sie sif sii sil sin sir sis slc sle slf sli sll sln slr sls snc sne snf sni snl snn snr sns sr- src sre srf sri srl srn srr srs ss- ssc sse ssf ssi ssl ssn ssr sss