bbb bbg bbi bbn bbo bby bgb bgg bgi bgn bgo bi- bib big bii bin bio biy bnb bng bni bnn bno bob bog boi bon boo boy by- byg byi byn byo gbg gbi gbn gbo gby ggb ggg ggi ggn ggo gib gig gii gin gio giy gnb gni gnn gno gob gog goi gon goo goy gy- gyb gyn gyo ibb ibg ibi ibn ibo iby igb igg igi ign igo igy iib iii iin iio in- inb ing ini inn ino iny io- iob iog ioi ion ioo iyo iyy n-i nbb nbg nbi nbn nbo ngb ngg ngi ngn ngo nib nig nii nin nio nnb nng nni nnn nno no- nob nog noi non noo noy nyg nyn nyo nyy o-i ob- obb obg obi obn obo oby ogg ogi ogn ogo ogy oib oii oin oio on- onb ong oni onn ono ony oo- oob oog ooi oon ooo oyi oyo ybg ybi yby ygo yig yii yin yio yng ynn yny yob yog yoi yon yoo yoy yyb yyg yyy