-er eee eef eel een eep eer ees eet ef- efe eff efi efl efp efr efs eft eie eif eii eil ein eip eir eis eit ele elf eli ell eln elp elr els elt en- ene enf eni enl enn enp enr ens ent ep- epe epf epi epl epn epp epr eps ept ere erf eri erl ern erp err ers ert es- ese esf esi esl esn esp esr ess est ete etf eti etl etn etp etr ets ett fee fef fei fel fen fep fer fes fet ffe fff ffi ffl ffn ffp ffr ffs fft fie fif fii fil fin fip fir fis fit fle flf fli fll fln flp flr fls flt fne fnf fni fnl fnn fnp fnr fns fnt fpe fpi fpl fpn fpp fpr fps fpt fre frf fri frl frn frp frr frs frt fse fsf fsi fsl fsn fsp fsr fss fst fte ftf fti ftl ftn ftp ftr fts ftt i-f ie- iee ief iei iel ien iep ier ies iet ife iff ifi ifl ifn ifp ifr ifs ift iie iif iii iil iin iip iir iis iit il- ile ilf ili ill iln ilp ilr ils ilt in- ine inf ini inl inn inp inr ins int ipe ipf ipi ipl ipn ipp ipr ips ipt ir- ire irf iri irl irn irp irr irs irt is- ise isf isi isl isn isp isr iss ist ite itf iti itl itn itp its itt l-p lee lef lei lel len lep ler les let lfe lff lfi lfl lfn lfp lfr lfs lft lie lif lii lil lin lip lir lis lit lle llf lli lll lln llp llr lls llt lne lni lnl lnn lnp lnr lns lnt lpe lpf lpi lpl lpn lpp lpr lps lpt lrf lri lrn lrp lrr lrs lrt lse lsf lsi lsl lsn lsp lsr lss lst lte ltf lti ltl ltp ltr lts ltt n-i ne- nee nef nei nel nen nep ner nes net nfe nff nfi nfl nfn nfp nfr nfs nft nie nif nii nil nin nip nir nis nit nle nlf nli nll nln nlp nlr nls nlt nne nnf nni nnl nnn nnp nns nnt npe npf npi npl npn npp npr nps npt nre nrf nri nrl nrn nrp nrr nrs nrt nse nsf nsi nsl nsn nsp nsr nss nst nte ntf nti ntn ntp ntr nts ntt p-p pee pef pei pel pen pep per pes pet pfe pff pfi pfl pfn pfp pfr pfs pft pie pif pii pil pin pip pir pis pit ple plf pli pll pln plp plr pls plt pn- pne pnf pni pnl pnn pnp pnr pns pnt ppe ppf ppi ppl ppn ppp ppr pps ppt pre prf pri prl prn prp prr prs prt ps- pse psf psi psl psn psp psr pss pst pt- pte ptf pti ptl ptn ptp ptr pts ptt re- ree ref rei rel ren rep rer res ret rfe rff rfi rfl rfn rfp rfr rfs rft rie rif rii ril rin rip rir ris rit rle rlf rli rll rln rlp rlr rls rlt rni rnn rnp rnr rns rnt rpe rpf rpi rpl rpn rpp rpr rps rpt rrf rri rrl rrn rrp rrr rrs rrt rse rsf rsi rsl rsn rsp rsr rss rst rte rtf rti rtl rtn rtp rtr rts rtt se- see sef sei sel sen sep ser ses set sfe sff sfi sfl sfn sfp sfr sfs sft sie sif sii sil sin sip sir sis sit sle slf sli sll sln slp slr sls slt sne snf sni snl snn snp snr sns snt spe spf spi spl spn spp spr sps spt sr- sre srf sri srl srn srp srr srs srt ss- sse ssf ssi ssl ssn ssp ssr sss sst ste stf sti stl stn stp str sts stt te- tee tef tei tel ten tep ter tes tet tfe tff tfi tfl tfn tfp tfr tfs tft tie tif tii til tin tip tir tis tit tle tlf tli tll tln tlp tlr tls tlt tne tnf tni tnl tnn tnp tnr tns tnt tpe tpf tpi tpl tpn tpp tpr tps tpt tre trf tri trl trn trp trr trs trt tse tsf tsi tsl tsn tsp tsr tss tst tte ttf tti ttl ttn ttp ttr tts ttt