a-a a-t aaa aad aae aaf aam aat ad- ada add ade adf adm adt aea aed aee aef aem aet af- afa afd afe aff afm aft ama amd ame amf amm amt at- ata atd ate atf atm att daa dad dae daf dam dat dda ddd dde ddf ddm ddt de- dea ded dee def dem det dfa dfd dfe dff dfm dft dma dmd dme dmf dmm dmt dta dtd dte dtf dtm dtt eaa ead eae eaf eam eat ed- eda edd ede edf edm edt eea eed eee eef eem eet ef- efa efd efe eff efm eft em- ema emd eme emf emm emt eta etd ete etf etm ett faa fad fae faf fam fat fda fdd fde fdf fdm fdt fea fed fee fef fem fet ffa ffd ffe fff ffm fft fma fmd fme fmf fmm fmt fta ftd fte ftf ftm ftt m-f maa mad mae maf mam mat mda mdd mde mdf mdm mdt mea med mee mef mem met mfa mfd mfe mff mfm mft mma mmd mme mmf mmm mmt mta mtd mte mtf mtm mtt taa tad tae taf tam tat tda tdd tde tdf tdm tdt te- tea ted tee tef tem tet tfa tfd tfe tff tfm tft tma tmd tme tmf tmm tmt tta ttd tte ttf ttm ttt