b-u bbb bbg bbi bbn bbs bbu bgb bgg bgi bgn bgs bgu bgz bi- bib big bii bin bis biu biz bnb bng bni bnn bns bnu bnz bsb bsg bsi bsn bss bsu bub bug bui bun bus buu buz bzn bzs bzu bzz gbg gbi gbn gbs gbu gbz ggb ggg ggi ggn ggs ggu ggz gib gig gii gin gis giu giz gnb gni gnn gns gnu gsb gsg gsi gsn gss gsu gu- gub gug gui gun gus guu guz gzu ibb ibg ibi ibn ibs ibu ibz igb igg igi ign igs igu iib iii iin iis iiu in- inb ing ini inn ins inu is- isb isg isi isn iss isu iu- iub iug iui ius iuz izi izu izz n-i nbb nbg nbi nbn nbs nbu ngb ngg ngi ngn ngs ngu nib nig nii nin nis niu niz nnb nng nni nnn nns nnu nnz nsb nsg nsi nsn nss nsu nsz nub nug nui nun nus nuu nzb nzg nzi nzs nzz sbb sbg sbi sbn sbs sbu sgb sgg sgi sgn sgs sgu sib sig sii sin sis siu snb sng sni snn sns snu ss- ssb ssg ssi ssn sss ssu ssz sub sug sui sun sus suu suz szi szu ubb ubg ubi ubn ubs ubu ugb ugg ugi ugn ugs ugu uib uig uii uin uis uiu un- unb ung uni unn uns unu usb usg usi usn uss usu usz uug uun uus uuu uzb uzi uzu z-g zbb zbs zgb zgg zgi zgs zib zig zin zis ziz znn zns zsg zsi zsu zsz zub zug zui zun zus zuz zzs zzz