bbb bbd bbe bbi bbm bbt bdb bdd bde bdi bdm bdt be- beb bed bee bei bem bet bi- bib bid bie bii bim bit bmb bmd bme bmi bmm bmt btb btd bte bti btm btt dbb dbd dbe dbi dbm dbt ddb ddd dde ddi ddm ddt de- deb ded dee dei dem det di- dib did die dii dim dit dmb dmd dme dmi dmm dmt dtb dtd dte dti dtm dtt ebb ebd ebe ebi ebm ebt ed- edb edd ede edi edm edt eeb eed eee eem eet eib eid eie eii eim eit em- emb emd eme emi emm emt etb etd ete eti etm ett i-d ibb ibd ibe ibi ibm ibt idb idd ide idi idm idt ie- ied iee iei iem iet iib iid iie iii iim iit im- imb imd ime imi imm imt itb itd ite iti itm itt mbb mbd mbe mbi mbm mbt mdb mdd mde mdi mdm mdt meb med mee mei mem met mi- mib mid mie mii mim mit mmb mmd mme mmi mmm mmt mtb mtd mte mti mtm mtt tbb tbd tbe tbi tbm tbt tdb tdd tde tdi tdm tdt te- teb ted tee tei tem tet tib tid tie tii tim tit tmb tmd tme tmi tmm tmt ttb ttd tte tti ttm ttt