-er -ey ddd dde ddg ddi ddp ddr ddy de- ded dee deg dei dep der dey dgd dge dgg dgi dgp dgr di- did die dig dii dip dir diy dpd dpe dpg dpi dpp dpr drd dre drg dri drp drr dry dy- dyd dye dyp dyr dyy ed- edd ede edg edi edp edr edy eed eee eeg eep eer eey egd ege egg egi egp egr egy eid eie eig eii eip eir ep- epd epe epg epi epp epr erd ere erg eri erp err ery eyd eye eyp eyr g-d g-p gdd gde gdi gdp gdr ge- ged gee geg gei gep ger gey ggd ggg ggi ggp ggr gid gie gig gii gip gir giy gpd gpe gpg gpi gpp gpr grd gre grg gri grp grr gry gy- gyd gye gyp gyr i-d idd ide idg idi idp idr idy ie- ied iee ieg iei iep ier iey igd ige igg igi igp igr igy iid iie iii iip iir ipd ipe ipg ipi ipp ipr ipy ir- ird ire irg iri irp irr iry iye iyr iyy p-p pdd pde pdg pdi pdp pdr ped pee peg pei pep per pey pgd pge pgg pgi pgp pgr pgy pid pie pig pii pip pir ppd ppe ppg ppi ppp ppr prd pre prg pri prp prr pry py- pyd pye pyg pyr rdd rde rdg rdi rdp rdr rdy re- red ree reg rei rep rer rey rgd rge rgg rgi rgp rgr rid rie rig rii rip rir riy rpd rpe rpg rpi rpp rpr rrd rrg rri rrp rrr ry- ryd rye ryg ryr ryy yde ydg ydy yed yee yeg yei yep yer yey yid yie yig yii yip yir ypd ypg yre yrg yrp yye yyg yyy