-er -ji eee eef eel eer ees ef- efe eff efi efl efr efs eie eif eii eij eil eir eis ejf eji ejl ele elf eli ell elr els ere erf eri erl err ers es- ese esf esi esl esr ess fee fef fei fel fer fes ffe fff ffi ffl ffr ffs fie fif fii fij fil fir fis fji fjs fle flf fli fll flr fls fre frf fri frj frl frr frs fse fsf fsi fsj fsl fsr fss i-f ie- iee ief iei iej iel ier ies ife iff ifi ifl ifr ifs iie iif iii iij iil iir iis ije ijf iji ijl ijs il- ile ilf ili ill ilr ils ir- ire irf iri irj irl irr irs is- ise isf isi isj isl isr iss j-i jee jef jei jej jel jer jes jfe jff jfi jfj jfl jfr jfs jie jif jii jij jil jir jis jjf jjj jjl jjr jjs jle jlf jli jll jlr jls jrf jri jrl jrr jrs jse jsf jsi jsj jsl jsr jss lee lef lei lej lel ler les lfe lff lfi lfl lfr lfs lie lif lii lij lil lir lis lje ljf ljj ljs lle llf lli llj lll llr lls lrf lri lrr lrs lse lsf lsi lsj lsl lsr lss re- ree ref rei rel rer res rfe rff rfi rfj rfl rfr rfs rie rif rii ril rir ris rjf rjr rle rlf rli rll rlr rls rrf rri rrl rrr rrs rse rsf rsi rsj rsl rsr rss se- see sef sei sej sel ser ses sfe sff sfi sfj sfl sfr sfs sie sif sii sij sil sir sis sje sjf sji sjj sjr sjs sle slf sli slj sll slr sls sr- sre srf sri srj srl srr srs ss- sse ssf ssi ssj ssl ssr sss