-ey bbb bbd bbe bbg bbo bby bdb bdd bde bdg bdo bdy be- beb bed bee beg beo bey bgb bgd bge bgg bgo bob bod boe bog boo boy by- byd bye byg byo dbb dbd dbe dbg dbo dby ddb ddd dde ddg ddo ddy de- deb ded dee deg deo dey dgd dge dgg dob dod doe dog doo doy dy- dyb dyd dye dyo dyy ebb ebd ebe ebg ebo eby ed- edb edd ede edg edo edy eeb eed eee eeg eeo eey egb egd ege egg ego egy eo- eob eod eoe eog eoo eyd eye eyo g-d gbd gbe gbg gbo gby gdb gdd gde gdo ge- geb ged gee geg geo gey ggb ggd ggg ggo gob god goe gog goo goy gy- gyb gyd gye gyo ob- obb obd obe obg obo oby odb odd ode odg odo oeb oed oee oeg oeo oey ogd oge ogg ogo ogy oo- oob ood oog ooo oyd oye oyo ybe ybg yby yde ydg ydo ydy yeb yed yee yeg yeo yey ygo yob yod yoe yog yoo yoy yyb yye yyg yyy