ddd ddf ddg ddi ddr ddy dfd dff dfg dfi dfr dgd dgf dgg dgi dgr di- did dif dig dii dir diy drd drg dri drr dry dy- dyd dyr dyy fdd fdf fdg fdi fdr ffd fff ffg ffi ffr ffy fgd fgf fgg fgi fgr fid fif fig fii fir frd frf frg fri frr fry fy- fyi g-d gdd gdf gdi gdr gfd gff gfi gfr gfy ggd ggg ggi ggr gid gif gig gii gir giy grd grf grg gri grr gry gy- gyd gyf gyr i-d i-f idd idf idg idi idr idy ifd iff ifg ifi ifr ify igd igf igg igi igr igy iid iif iii iir ir- ird irf irg iri irr iry iyr iyy rdd rdf rdg rdi rdr rdy rfd rff rfg rfi rfr rgd rgf rgg rgi rgr rid rif rig rii rir riy rrd rrf rrg rri rrr ry- ryd ryf ryg ryr ryy ydg ydy yfd yff yfr yid yif yig yii yir yrf yrg yyf yyg yyy