bbb bbe bbi bbk bbl bbn be- beb bee bei bek bel ben bi- bib bie bii bik bil bin bkb bke bkk bkl bkn blb ble bli blk bll bln bnb bne bni bnk bnl bnn ebb ebe ebi ebk ebl ebn eeb eee eek eel een eib eie eii eik eil ein ekb eke eki ekl elb ele eli elk ell eln en- enb ene eni enk enl enn ibb ibe ibi ibk ibl ibn ie- iee iei iek iel ien iib iie iii iil iin ikb ike iki ikk ikl il- ilb ile ili ilk ill iln in- inb ine ini ink inl inn kbb kbe kbi kbk kbl kbn ke- keb kee kei kek kel ken kib kie kii kik kil kin kkb kke kki kkk kkl kkn kl- klb kli kn- kne kni knk knl knn lbb lbe lbi lbk lbl leb lee lei lek lel len lib lie lii lik lil lin lkb lkl llb lle lli llk lll lln lnb lne lni lnk lnl lnn n-i nbb nbe nbi nbk nbl nbn ne- neb nee nei nek nel nen nib nie nii nik nil nin nke nki nkk nkn nlb nle nli nlk nll nln nnb nne nni nnk nnl nnn