-ey eee eef eeg een ees eex eey ef- efe eff efg efi efs efx ege egf egg egi egn egs egx egy eie eif eig eii ein eis eix en- ene enf eng eni enn ens eny es- ese esf esg esi esn ess esx esy ex- exe exi exs exx exy eye eyn eys fee fef feg fei fen fes fex fey ffe fff ffg ffi ffn ffs ffx ffy fge fgf fgg fgi fgn fgs fie fif fig fii fin fis fix fne fnf fng fni fnn fns fnx fse fsf fsg fsi fsn fss fsx fxe fxg fxi fxs fxx fy- fye fyi fyn ge- gee gef geg gei gen ges gex gey gfe gff gfi gfs gfx gfy ggg ggi ggn ggs gie gif gig gii gin gis giy gne gnf gni gnn gns gse gsf gsg gsi gsn gss gsx gxf gxs gy- gye gyf gyn gys i-f ie- iee ief ieg iei ien ies iex iey ife iff ifg ifi ifn ifs ifx ify ige igf igg igi ign igs igy iie iif iii iin iis iix in- ine inf ing ini inn ins inx iny is- ise isf isg isi isn iss isy ixe ixi ixn ixy iye iys iyy n-i ne- nee nef neg nei nen nes nex ney nfe nff nfi nfn nfs nge ngf ngg ngi ngn ngs nie nif nig nii nin nis nix nne nnf nng nni nnn nns nse nsf nsg nsi nsn nss nsx nsy nye nyf nyg nyn nys nyx nyy se- see sef seg sei sen ses sex sey sfe sff sfg sfi sfn sfs sfx sge sgf sgg sgi sgn sgs sgx sie sif sig sii sin sis six sne snf sng sni snn sns sny ss- sse ssf ssg ssi ssn sss ssx sxi sxn sxs sy- sye syg syi syn sys syx xee xeg xen xes xex xfe xfn xfs xfx xge xgi xie xii xin xis xix xns xsi xss xxi xxx xxy xyy yee yef yeg yei yen yes yex yey yfe yff yfs yie yif yig yii yin yis yne yng ynn yns yny yse ysg ysi yss ysy yxe yxy yye yyf yyg yys yyy