-er -ol eee eef eel eeo eer ees ef- efe eff efi efl efo efr efs eie eif eii eil eio eir eis ele elf eli ell elo elr els eo- eoe eof eoi eol eoo eor eos ere erf eri erl ero err ers es- ese esf esi esl eso esr ess fee fef fei fel feo fer fes ffe fff ffi ffl ffo ffr ffs fie fif fii fil fir fis fle flf fli fll flo flr fls foe fof foi fol foo for fos fre frf fri frl fro frr frs fse fsf fsi fsl fso fsr fss i-f ie- iee ief iei iel ier ies ife iff ifi ifl ifo ifr ifs iie iif iii iil iio iir iis il- ile ilf ili ill ilo ilr ils io- ioe iof ioi iol ioo ior ios ir- ire irf iri irl iro irr irs is- ise isf isi isl iso isr iss lee lef lei lel leo ler les lfe lff lfi lfl lfo lfr lfs lie lif lii lil lio lir lis lle llf lli lll llo llr lls loe lof loi lol loo lor los lrf lri lro lrr lrs lse lsf lsi lsl lso lsr lss o-i oee oef oei oel oeo oer oes of- ofe off ofi ofl ofo ofr ofs oie oif oii oil oio oir ois ole olf oli oll olo ols oo- oof ooi ool ooo oor oos or- ore orf ori orl oro orr ors os- ose osf osi osl oso osr oss re- ree ref rei rel reo rer res rfe rff rfi rfl rfo rfr rfs rie rif rii ril rio rir ris rle rlf rli rll rlo rlr rls roe rof roi rol roo ror ros rrf rri rrl rrr rrs rse rsf rsi rsl rso rsr rss se- see sef sei sel seo ser ses sfe sff sfi sfl sfo sfr sfs sie sif sii sil sio sir sis sle slf sli sll slo slr sls soe sof soi sol soo sor sos sr- sre srf sri srl sro srr srs ss- sse ssf ssi ssl sso ssr sss