bbb bbe bbi bbl bbm bbn be- beb bee bei bel bem ben bi- bib bie bii bil bim bin blb ble bli bll blm bln bmb bme bmi bml bmm bmn bnb bne bni bnl bnn ebb ebe ebi ebl ebm ebn eeb eee eel eem een eib eie eii eil eim ein elb ele eli ell elm eln em- emb eme emi eml emm emn en- enb ene eni enl enm enn ibb ibe ibi ibl ibm ibn ie- iee iei iel iem ien iib iie iii iil iim iin il- ilb ile ili ill ilm iln im- imb ime imi iml imm imn in- inb ine ini inl inm inn lbb lbe lbi lbl lbm leb lee lei lel lem len lib lie lii lil lim lin llb lle lli lll llm lln lmb lme lmi lml lmm lmn lnb lne lni lnl lnm lnn mbb mbe mbi mbl mbm meb mee mei mel mem men mi- mib mie mii mil mim min mlb mle mli mll mlm mln mmb mme mmi mml mmm mmn mnb mne mni mnl mnm mnn n-i nbb nbe nbi nbl nbm nbn ne- neb nee nei nel nem nen nib nie nii nil nim nin nlb nle nli nll nlm nln nmb nme nmi nml nmm nmn nnb nne nni nnl nnm nnn