a-a a-t aaa aad aae aaf aam aas aat ad- ada add ade adf adm ads adt aea aed aee aef aem aes aet af- afa afd afe aff afm afs aft ama amd ame amf amm ams amt as- asa asd ase asf asm ass ast at- ata atd ate atf atm ats att daa dad dae daf dam das dat dda ddd dde ddf ddm dds ddt de- dea ded dee def dem des det dfa dfd dfe dff dfm dfs dft dma dmd dme dmf dmm dms dmt dsa dsd dse dsf dsm dss dst dta dtd dte dtf dtm dts dtt eaa ead eae eaf eam eas eat ed- eda edd ede edf edm eds edt eea eed eee eef eem ees eet ef- efa efd efe eff efm efs eft em- ema emd eme emf emm ems emt es- esa esd ese esf esm ess est eta etd ete etf etm ets ett faa fad fae faf fam fas fat fda fdd fde fdf fdm fds fdt fea fed fee fef fem fes fet ffa ffd ffe fff ffm ffs fft fma fmd fme fmf fmm fms fmt fsa fsd fse fsf fsm fss fst fta ftd fte ftf ftm fts ftt m-f maa mad mae maf mam mas mat mda mdd mde mdf mdm mds mdt mea med mee mef mem mes met mfa mfd mfe mff mfm mfs mft mma mmd mme mmf mmm mms mmt msa msd mse msf msm mss mst mta mtd mte mtf mtm mts mtt saa sad sae saf sam sas sat sda sdd sde sdf sdm sds sdt se- sea sed see sef sem ses set sfa sfd sfe sff sfm sfs sft sma smd sme smf smm sms smt ss- ssa ssd sse ssf ssm sss sst sta std ste stf stm sts stt taa tad tae taf tam tas tat tda tdd tde tdf tdm tds tdt te- tea ted tee tef tem tes tet tfa tfd tfe tff tfm tfs tft tma tmd tme tmf tmm tms tmt tsa tsd tse tsf tsm tss tst tta ttd tte ttf ttm tts ttt