-ey ddd dde ddf ddi ddp ddt ddy de- ded dee def dei dep det dey dfd dfe dff dfi dfp dft di- did die dif dii dip dit diy dpd dpe dpf dpi dpp dpt dtd dte dtf dti dtp dtt dty dy- dyd dye dyp dyy ed- edd ede edf edi edp edt edy eed eee eef eep eet eey ef- efd efe eff efi efp eft eid eie eif eii eip eit ep- epd epe epf epi epp ept etd ete etf eti etp ett ety eyd eye eyp eyt fdd fde fdf fdi fdp fdt fed fee fef fei fep fet fey ffd ffe fff ffi ffp fft ffy fid fie fif fii fip fit fpd fpe fpi fpp fpt fpy ftd fte ftf fti ftp ftt fty fy- fye fyi fyp i-d i-f idd ide idf idi idp idt idy ie- ied iee ief iei iep iet iey ifd ife iff ifi ifp ift ify iid iie iif iii iip iit ipd ipe ipf ipi ipp ipt ipy itd ite itf iti itp itt ity iye iyt iyy p-p pdd pde pdf pdi pdp pdt ped pee pef pei pep pet pey pfd pfe pff pfi pfp pft pfy pid pie pif pii pip pit ppd ppe ppf ppi ppp ppt pt- ptd pte ptf pti ptp ptt pty py- pyd pye pyf pyt tdd tde tdf tdi tdp tdt tdy te- ted tee tef tei tep tet tey tfd tfe tff tfi tfp tft tid tie tif tii tip tit tiy tpd tpe tpf tpi tpp tpt ttd tte ttf tti ttp ttt tty tyd tye tyf typ tyt yde ydt ydy yed yee yef yei yep yet yey yfd yfe yff yft yid yie yif yii yip yit ypd ypf ytd yte ytf ytp ytt yye yyf yyt yyy