-ey ddd dde ddg ddo dds ddx ddy de- ded dee deg deo des dex dey dgd dge dgg dgs dod doe dog doo dos dox doy dsd dse dsg dso dss dsx dsy dxd dxo dxs dxx dy- dyd dye dyo dys dyy ed- edd ede edg edo eds edx edy eed eee eeg eeo ees eex eey egd ege egg ego egs egx egy eo- eod eoe eog eoo eos es- esd ese esg eso ess esx esy ex- exd exe exo exs exx exy eyd eye eyo eys g-d gdd gde gdo gds gdx ge- ged gee geg geo ges gex gey ggd ggg ggo ggs god goe gog goo gos gox goy gsd gse gsg gso gss gsx gxs gy- gyd gye gyo gys odd ode odg odo ods oed oee oeg oeo oes oex oey ogd oge ogg ogo ogs ogx ogy oo- ood oog ooo oos oox os- osd ose osg oso oss osx ox- oxo oxx oxy oyd oye oyo oys sdd sde sdg sdo sds sdy se- sed see seg seo ses sex sey sgd sge sgg sgo sgs sgx sod soe sog soo sos sox soy ss- ssd sse ssg sso sss ssx sxs sy- syd sye syg sys syx xde xds xed xee xeg xes xex xge xod xog xoo xos xox xss xxo xxx xxy xyy yde ydg ydo yds ydy yed yee yeg yeo yes yex yey ygo yod yoe yog yoo yos yox yoy yse ysg yso yss ysy yxe yxy yye yyg yys yyy