b-u bbb bbg bbi bbk bbl bbn bbu bgb bgg bgi bgk bgl bgn bgu bi- bib big bii bik bil bin biu bkb bkg bkk bkl bkn blb blg bli blk bll bln blu bnb bng bni bnk bnl bnn bnu bub bug bui buk bul bun buu gbg gbi gbk gbl gbn gbu ggb ggg ggi ggn ggu gib gig gii gik gil gin giu gkb gkn glb glg gli glk gll gln glu gnb gni gnl gnn gnu gu- gub gug gui guk gul gun guu ibb ibg ibi ibk ibl ibn ibu igb igg igi igk igl ign igu iib iii iil iin iiu ikb iki ikk ikl iku il- ilb ilg ili ilk ill iln ilu in- inb ing ini ink inl inn inu iu- iub iug iui kbb kbi kbk kbl kbn kbu kgb kgi kgl kgu kib kig kii kik kil kin kiu kkb kki kkk kkl kkn kku kl- klb klg kli klu kn- kng kni knk knl knn knu kub kug kui kuk kul kun kuu lbb lbg lbi lbk lbl lbu lgb lgg lgi lgk lgl lgn lgu lib lig lii lik lil lin liu lkb lkg lkl llb llg lli llk lll lln llu lnb lng lni lnk lnl lnn lnu lub lug lui luk lul lun luu n-i nbb nbg nbi nbk nbl nbn nbu ngb ngg ngi ngk ngl ngn ngu nib nig nii nik nil nin niu nki nkk nkn nku nlb nlg nli nlk nll nln nlu nnb nng nni nnk nnl nnn nnu nub nug nui nuk nul nun nuu ubb ubg ubi ubk ubl ubn ubu ugb ugg ugi ugk ugl ugn ugu uib uig uii uil uin uiu ukb uki ukk ukl ukn uku ulb ulg uli ulk ull uln ulu un- unb ung uni unk unl unn unu uug uun uuu