-ol fff ffg ffi ffl ffn ffo ffx fgf fgg fgi fgl fgn fif fig fii fil fin fix flf flg fli fll fln flo flx fnf fng fni fnl fnn fnx fof fog foi fol fon foo fox fxg fxi fxx gff gfi gfl gfo gfx ggg ggi ggn ggo gif gig gii gil gin gio glf glg gli gll gln glo glx gnf gni gnl gnn gno gof gog goi gol gon goo gox gxf gxl i-f iff ifg ifi ifl ifn ifo ifx igf igg igi igl ign igo iif iii iil iin iio iix il- ilf ilg ili ill iln ilo ilx in- inf ing ini inl inn ino inx io- iof iog ioi iol ion ioo ixi ixl ixn lff lfg lfi lfl lfn lfo lfx lgf lgg lgi lgl lgn lgo lif lig lii lil lin lio lix llf llg lli lll lln llo lng lni lnl lnn lno lof log loi lol lon loo lox lxi lxo lxx n-i nff nfi nfl nfn nfo ngf ngg ngi ngl ngn ngo nif nig nii nil nin nio nix nlf nlg nli nll nln nlo nlx nnf nng nni nnl nnn nno no- nof nog noi nol non noo nox nxl o-i of- off ofg ofi ofl ofn ofo ofx ogf ogg ogi ogl ogn ogo ogx oif oii oil oin oio olf olg oli oll oln olo on- onf ong oni onl onn ono onx oo- oof oog ooi ool oon ooo oox ox- oxf oxi oxn oxo oxx xfl xfn xfx xgi xgl xii xin xio xix xlf xlg xli xno xof xog xoi xon xoo xox xxi xxl xxo xxx