-ey bbb bbe bbg bbi bbo bby be- beb bee beg bei beo bey bgb bge bgg bgi bgo bi- bib bie big bii bio biy bob boe bog boi boo boy by- bye byg byi byo ebb ebe ebg ebi ebo eby eeb eee eeg eeo eey egb ege egg egi ego egy eib eie eig eii eio eo- eob eoe eog eoi eoo eye eyo gbe gbg gbi gbo gby ge- geb gee geg gei geo gey ggb ggg ggi ggo gib gie gig gii gio giy gob goe gog goi goo goy gy- gyb gye gyo ibb ibe ibg ibi ibo iby ie- iee ieg iei iey igb ige igg igi igo igy iib iie iii iio io- iob ioe iog ioi ioo iye iyo iyy o-i ob- obb obe obg obi obo oby oeb oee oeg oei oeo oey oge ogg ogi ogo ogy oib oie oii oio oo- oob oog ooi ooo oye oyi oyo ybe ybg ybi yby yeb yee yeg yei yeo yey ygo yie yig yii yio yob yoe yog yoi yoo yoy yyb yye yyg yyy