eee eef eeg eel een ees ef- efe eff efg efi efl efs ege egf egg egi egl egn egs eie eif eig eii eil ein eis ele elf elg eli ell eln els en- ene enf eng eni enl enn ens es- ese esf esg esi esl esn ess fee fef feg fei fel fen fes ffe fff ffg ffi ffl ffn ffs fge fgf fgg fgi fgl fgn fgs fie fif fig fii fil fin fis fle flf flg fli fll fln fls fne fnf fng fni fnl fnn fns fse fsf fsg fsi fsl fsn fss ge- gee gef geg gei gel gen ges gfe gff gfi gfl gfs ggg ggi ggn ggs gie gif gig gii gil gin gis gle glf glg gli gll gln gls gne gnf gni gnl gnn gns gse gsf gsg gsi gsl gsn gss i-f ie- iee ief ieg iei iel ien ies ife iff ifg ifi ifl ifn ifs ige igf igg igi igl ign igs iie iif iii iil iin iis il- ile ilf ilg ili ill iln ils in- ine inf ing ini inl inn ins is- ise isf isg isi isl isn iss lee lef leg lei lel len les lfe lff lfg lfi lfl lfn lfs lge lgf lgg lgi lgl lgn lgs lie lif lig lii lil lin lis lle llf llg lli lll lln lls lne lng lni lnl lnn lns lse lsf lsg lsi lsl lsn lss n-i ne- nee nef neg nei nel nen nes nfe nff nfi nfl nfn nfs nge ngf ngg ngi ngl ngn ngs nie nif nig nii nil nin nis nle nlf nlg nli nll nln nls nne nnf nng nni nnl nnn nns nse nsf nsg nsi nsl nsn nss se- see sef seg sei sel sen ses sfe sff sfg sfi sfl sfn sfs sge sgf sgg sgi sgl sgn sgs sie sif sig sii sil sin sis sle slf slg sli sll sln sls sne snf sng sni snl snn sns ss- sse ssf ssg ssi ssl ssn sss