b-u bbb bbe bbi bbk bbl bbn bbu be- beb bee bei bek bel ben beu bi- bib bie bii bik bil bin biu bkb bke bkk bkl bkn blb ble bli blk bll bln blu bnb bne bni bnk bnl bnn bnu bub bue bui buk bul bun buu ebb ebe ebi ebk ebl ebn ebu eeb eee eek eel een eib eie eii eik eil ein eiu ekb eke eki ekl eku elb ele eli elk ell eln elu en- enb ene eni enk enl enn enu eu- eub eue eui eul eun ibb ibe ibi ibk ibl ibn ibu ie- iee iei iek iel ien iib iie iii iil iin iiu ikb ike iki ikk ikl iku il- ilb ile ili ilk ill iln ilu in- inb ine ini ink inl inn inu iu- iub iue iui kbb kbe kbi kbk kbl kbn kbu ke- keb kee kei kek kel ken kib kie kii kik kil kin kiu kkb kke kki kkk kkl kkn kku kl- klb kli klu kn- kne kni knk knl knn knu kub kue kui kuk kul kun kuu lbb lbe lbi lbk lbl lbu leb lee lei lek lel len leu lib lie lii lik lil lin liu lkb lkl llb lle lli llk lll lln llu lnb lne lni lnk lnl lnn lnu lub lue lui luk lul lun luu n-i nbb nbe nbi nbk nbl nbn nbu ne- neb nee nei nek nel nen neu nib nie nii nik nil nin niu nke nki nkk nkn nku nlb nle nli nlk nll nln nlu nnb nne nni nnk nnl nnn nnu nub nue nui nuk nul nun nuu ubb ube ubi ubk ubl ubn ubu ueb uee uei uel uen uib uie uii uil uin uiu ukb uke uki ukk ukl ukn uku ulb ule uli ulk ull uln ulu un- unb une uni unk unl unn unu uue uun uuu