-er bbb bbd bbe bbi bbk bbm bbn bbr bdb bdd bde bdi bdk bdm bdr be- beb bed bee bei bek bem ben ber bi- bib bid bie bii bik bim bin bir bkb bke bkk bkm bkn bkr bmb bmd bme bmi bmk bmm bmn bmr bnb bnd bne bni bnk bnn bnr brb brd bre bri brk brm brn brr dbb dbd dbe dbi dbk dbm dbn dbr ddb ddd dde ddi ddk ddm ddn ddr de- deb ded dee dei dek dem den der di- dib did die dii dik dim din dir dkb dke dki dkk dkm dkr dmb dmd dme dmi dmk dmm dmn dmr dnb dnd dne dni dnk dnm dnn dnr drb drd dre dri drk drm drn drr ebb ebd ebe ebi ebk ebm ebn ebr ed- edb edd ede edi edk edm edn edr eeb eed eee eek eem een eer eib eid eie eii eik eim ein eir ekb ekd eke eki ekr em- emb emd eme emi emk emm emn emr en- enb end ene eni enk enm enn enr erb erd ere eri erk erm ern err i-d ibb ibd ibe ibi ibk ibm ibn ibr idb idd ide idi idk idm idn idr ie- ied iee iei iek iem ien ier iib iid iie iii iim iin iir ikb ike iki ikk ikr im- imb imd ime imi imm imn in- inb ind ine ini ink inm inn inr ir- irb ird ire iri irk irm irn irr kbb kbd kbe kbi kbk kbm kbn kbr kdb kde kdk kdm kdr ke- keb ked kee kei kek kem ken ker kib kid kie kii kik kim kin kir kkb kke kki kkk kkm kkn kkr kmb kmd kme kmi kmk kmm kn- knd kne kni knk knm knn knr krd kri krk krn krr m-r mbb mbd mbe mbi mbk mbm mbr mdb mdd mde mdi mdk mdm mdn mdr meb med mee mei mek mem men mer mi- mib mid mie mii mik mim min mir mkb mkd mke mkk mkm mkn mkr mmb mmd mme mmi mmk mmm mmn mmr mnb mne mni mnk mnm mnn mnr mrb mrd mre mri mrk mrm mrn mrr n-i nbb nbd nbe nbi nbk nbm nbn nbr ndb ndd nde ndi ndk ndm ndn ndr ne- neb ned nee nei nek nem nen ner nib nid nie nii nik nim nin nir nke nki nkk nkm nkn nkr nmb nmd nme nmi nmk nmm nmn nmr nnb nne nni nnk nnm nnn nrb nrd nre nri nrk nrm nrn nrr rbb rbd rbe rbi rbk rbm rbn rbr rdb rdd rde rdi rdm rdn rdr re- reb red ree rei rek rem ren rer rib rid rie rii rik rim rin rir rkb rke rkk rkm rmb rmd rme rmi rmm rmn rmr rnb rnd rni rnm rnn rnr rrb rrd rri rrk rrm rrn rrr