bbb bbe bbi bbl bbm bbn bbt be- beb bee bei bel bem ben bet bi- bib bie bii bil bim bin bit blb ble bli bll blm bln blt bmb bme bmi bml bmm bmn bmt bnb bne bni bnl bnn bnt btb bte bti btl btm btn btt ebb ebe ebi ebl ebm ebn ebt eeb eee eel eem een eet eib eie eii eil eim ein eit elb ele eli ell elm eln elt em- emb eme emi eml emm emn emt en- enb ene eni enl enm enn ent etb ete eti etl etm etn ett ibb ibe ibi ibl ibm ibn ibt ie- iee iei iel iem ien iet iib iie iii iil iim iin iit il- ilb ile ili ill ilm iln ilt im- imb ime imi iml imm imn imt in- inb ine ini inl inm inn int itb ite iti itl itm itn itt lbb lbe lbi lbl lbm lbt leb lee lei lel lem len let lib lie lii lil lim lin lit llb lle lli lll llm lln llt lmb lme lmi lml lmm lmn lmt lnb lne lni lnl lnm lnn lnt ltb lte lti ltl ltm ltt mbb mbe mbi mbl mbm mbt meb mee mei mel mem men met mi- mib mie mii mil mim min mit mlb mle mli mll mlm mln mlt mmb mme mmi mml mmm mmn mmt mnb mne mni mnl mnm mnn mnt mtb mte mti mtl mtm mtn mtt n-i nbb nbe nbi nbl nbm nbn nbt ne- neb nee nei nel nem nen net nib nie nii nil nim nin nit nlb nle nli nll nlm nln nlt nmb nme nmi nml nmm nmn nmt nnb nne nni nnl nnm nnn nnt ntb nte nti ntm ntn ntt tbb tbe tbi tbl tbm tbn tbt te- teb tee tei tel tem ten tet tib tie tii til tim tin tit tle tli tll tlm tln tlt tmb tme tmi tml tmm tmn tmt tnb tne tni tnl tnm tnn tnt ttb tte tti ttl ttm ttn ttt