bbb bbg bbi bbn bbo bbs bby bgb bgg bgi bgn bgo bgs bi- bib big bii bin bio bis biy bnb bng bni bnn bno bns bob bog boi bon boo bos boy bsb bsg bsi bsn bso bss bsy by- byg byi byn byo bys gbg gbi gbn gbo gbs gby ggb ggg ggi ggn ggo ggs gib gig gii gin gio gis giy gnb gni gnn gno gns gob gog goi gon goo gos goy gsb gsg gsi gsn gso gss gy- gyb gyn gyo gys ibb ibg ibi ibn ibo ibs iby igb igg igi ign igo igs igy iib iii iin iio iis in- inb ing ini inn ino ins iny io- iob iog ioi ion ioo ios is- isb isg isi isn iso iss isy iyo iys iyy n-i nbb nbg nbi nbn nbo nbs ngb ngg ngi ngn ngo ngs nib nig nii nin nio nis nnb nng nni nnn nno nns no- nob nog noi non noo nos noy nsb nsg nsi nsn nso nss nsy nyg nyn nyo nys nyy o-i ob- obb obg obi obn obo obs oby ogg ogi ogn ogo ogs ogy oib oii oin oio ois on- onb ong oni onn ono ons ony oo- oob oog ooi oon ooo oos os- osb osg osi osn oso oss oyi oyo oys sbb sbg sbi sbn sbo sbs sby sgb sgg sgi sgn sgo sgs sib sig sii sin sio sis snb sng sni snn sno sns sny sob sog soi son soo sos soy ss- ssb ssg ssi ssn sso sss sy- syb syg syi syn sys ybg ybi ybs yby ygo yig yii yin yio yis yng ynn yns yny yob yog yoi yon yoo yos yoy ysb ysg ysi yso yss ysy yyb yyg yys yyy