-er eee eef eel eer ees eet ef- efe eff efi efl efr efs eft eie eif eii eil eir eis eit ele elf eli ell elr els elt eqe eqf eqq eqs eqt ere erf eri erl erq err ers ert es- ese esf esi esl esq esr ess est ete etf eti etl etr ets ett fee fef fei fel fer fes fet ffe fff ffi ffl ffr ffs fft fie fif fii fil fiq fir fis fit fle flf fli fll flq flr fls flt fql fqt fre frf fri frl frq frr frs frt fse fsf fsi fsl fsq fsr fss fst fte ftf fti ftl ftq ftr fts ftt i-f ie- iee ief iei iel ier ies iet ife iff ifi ifl ifr ifs ift iie iif iii iil iir iis iit il- ile ilf ili ill ilq ilr ils ilt iqe iqs iqt ir- ire irf iri irl irq irr irs irt is- ise isf isi isl isq isr iss ist ite itf iti itl itq its itt lee lef lei lel leq ler les let lfe lff lfi lfl lfr lfs lft lie lif lii lil liq lir lis lit lle llf lli lll llq llr lls llt lqr lrf lri lrr lrs lrt lse lsf lsi lsl lsq lsr lss lst lte ltf lti ltl ltr lts ltt qee qef qet qfe qff qfi qfs qft qie qil qir qis qit qlf qls qqq qre qri qrl qrs qrt qsi qsl qsr qst qti qtq qtr qts re- ree ref rei rel req rer res ret rfe rff rfi rfl rfq rfr rfs rft rie rif rii ril riq rir ris rit rle rlf rli rll rlr rls rlt rqs rrf rri rrl rrq rrr rrs rrt rse rsf rsi rsl rsq rsr rss rst rte rtf rti rtl rtq rtr rts rtt se- see sef sei sel seq ser ses set sfe sff sfi sfl sfr sfs sft sie sif sii sil siq sir sis sit sle slf sli sll slq slr sls slt sqi sql sqq sqr sqs sr- sre srf sri srl srq srr srs srt ss- sse ssf ssi ssl ssq ssr sss sst ste stf sti stl stq str sts stt te- tee tef tei tel teq ter tes tet tfe tff tfi tfl tfr tfs tft tie tif tii til tir tis tit tle tlf tli tll tlr tls tlt tre trf tri trl trq trr trs trt tse tsf tsi tsl tsq tsr tss tst tte ttf tti ttl ttr tts ttt