b-u bbb bbg bbi bbn bbu bbw bgb bgg bgi bgn bgu bgw bi- bib big bii bin biu biw bnb bng bni bnn bnu bnw bub bug bui bun buu buw bwb bwg bwi bwu gbg gbi gbn gbu gbw ggb ggg ggi ggn ggu ggw gib gig gii gin giu gnb gni gnn gnu gnw gu- gub gug gui gun guu gwb gwg gwi gwn gwu ibb ibg ibi ibn ibu ibw igb igg igi ign igu igw iib iii iin iiu iiw in- inb ing ini inn inu iu- iub iug iui iwb iwg iwi iwu iww n-i nbb nbg nbi nbn nbu nbw ngb ngg ngi ngn ngu ngw nib nig nii nin niu nnb nng nni nnn nnu nnw nub nug nui nun nuu nwb nwi nwn nwu ubb ubg ubi ubn ubu ubw ugb ugg ugi ugn ugu uib uig uii uin uiu un- unb ung uni unn unu unw uug uun uuu uwb uwg uwn uww wbb wbg wbi wbn wbw wgb wgi wgn wgw wib wig wii win wiu wn- wng wnn wnu wnw wub wug wun wwi wwn wwu www