-er -ey ddd dde ddf ddg ddo ddr ddt ddy de- ded dee def deg deo der det dey dfd dfe dff dfg dfo dfr dft dgd dge dgf dgg dgr dgt dod doe dof dog doo dor dot doy drd dre drg dro drr drt dry dtd dte dtf dtg dto dtr dtt dty dy- dyd dye dyo dyr dyy ed- edd ede edf edg edo edr edt edy eed eee eef eeg eeo eer eet eey ef- efd efe eff efg efo efr eft egd ege egf egg ego egr egt egy eo- eod eoe eof eog eoo eor eot erd ere erf erg ero err ert ery etd ete etf etg eto etr ett ety eyd eye eyo eyr eyt fdd fde fdf fdg fdo fdr fdt fed fee fef feg feo fer fet fey ffd ffe fff ffg ffo ffr fft ffy fgd fge fgf fgg fgr fgt foe fof fog foo for fot foy frd fre frf frg fro frr frt fry ftd fte ftf ftg fto ftr ftt fty fy- fye fyo g-d gdd gde gdf gdo gdr gdt ge- ged gee gef geg geo ger get gey gfd gfe gff gfo gfr gft gfy ggd ggg ggo ggr ggt god goe gof gog goo gor got goy grd gre grf grg gro grr grt gry gtd gte gtf gtg gto gtr gtt gty gy- gyd gye gyf gyo gyr odd ode odf odg odo odr odt oed oee oef oeg oeo oer oet oey of- ofd ofe off ofg ofo ofr oft ogd oge ogf ogg ogo ogt ogy oo- ood oof oog ooo oor oot or- ord ore orf org oro orr ort ory ot- otd ote otf otg oto otr ott oyd oye oyo rdd rde rdf rdg rdo rdr rdt rdy re- red ree ref reg reo rer ret rey rfd rfe rff rfg rfo rfr rft rgd rge rgf rgg rgo rgr rgt rod roe rof rog roo ror rot roy rrd rrf rrg rrr rrt rtd rte rtf rtg rto rtr rtt rty ry- ryd rye ryf ryg ryo ryr ryy tdd tde tdf tdg tdo tdr tdt tdy te- ted tee tef teg teo ter tet tey tfd tfe tff tfg tfo tfr tft tge tgf tgg tgo tgr tgt tgy to- tod toe tof tog too tor tot toy trd tre trf trg tro trr trt try ttd tte ttf ttg tto ttr ttt tty tyd tye tyf tyg tyo tyr tyt yde ydg ydo ydt ydy yed yee yef yeg yeo yer yet yey yfd yfe yff yfr yft ygo yod yoe yof yog yoo yor yot yoy yre yrf yrg yro yrt ytd yte ytf yto ytr ytt yye yyf yyg yyt yyy