b-u bbb bbg bbi bbn bbs bbu bby bgb bgg bgi bgn bgs bgu bi- bib big bii bin bis biu biy bnb bng bni bnn bns bnu bsb bsg bsi bsn bss bsu bsy bub bug bui bun bus buu buy by- byg byi byn bys byu gbg gbi gbn gbs gbu gby ggb ggg ggi ggn ggs ggu gib gig gii gin gis giu giy gnb gni gnn gns gnu gsb gsg gsi gsn gss gsu gu- gub gug gui gun gus guu guy gy- gyb gyn gys ibb ibg ibi ibn ibs ibu iby igb igg igi ign igs igu igy iib iii iin iis iiu in- inb ing ini inn ins inu iny is- isb isg isi isn iss isu isy iu- iub iug iui ius iys iyy n-i nbb nbg nbi nbn nbs nbu ngb ngg ngi ngn ngs ngu nib nig nii nin nis niu nnb nng nni nnn nns nnu nsb nsg nsi nsn nss nsu nsy nub nug nui nun nus nuu nuy nyg nyn nys nyu nyy sbb sbg sbi sbn sbs sbu sby sgb sgg sgi sgn sgs sgu sib sig sii sin sis siu snb sng sni snn sns snu sny ss- ssb ssg ssi ssn sss ssu sub sug sui sun sus suu suy sy- syb syg syi syn sys syu ubb ubg ubi ubn ubs ubu uby ugb ugg ugi ugn ugs ugu uib uig uii uin uis uiu un- unb ung uni unn uns unu uny usb usg usi usn uss usu uug uun uus uuu uyi uys uyu ybg ybi ybs yby yig yii yin yis yng ynn yns ynu yny ysb ysg ysi yss ysu ysy yug yui yun yus yuu yuy yyb yyg yys yyu yyy