-er -th a-a a-b a-t aaa aab aad aae aah aam aar aat ab- aba abb abd abe abh abm abr abt ad- ada adb add ade adh adm adr adt aea aeb aed aee aeh aem aer aet aha ahb ahd ahe ahh ahm ahr aht ama amb amd ame amh amm amr amt ar- ara arb ard are arh arm arr art at- ata atb atd ate ath atm atr att baa bab bad bae bah bam bar bat bba bbb bbd bbe bbh bbm bbr bbt bda bdb bdd bde bdh bdm bdr bdt be- bea beb bed bee beh bem ber bet bha bhb bhd bhe bhh bhm bhr bht bma bmb bmd bme bmh bmm bmr bmt bra brb brd bre brh brm brr brt bta btb btd bte bth btm btr btt daa dab dad dae dah dam dar dat dba dbb dbd dbe dbh dbm dbr dbt dda ddb ddd dde ddh ddm ddr ddt de- dea deb ded dee deh dem der det dh- dha dhb dhd dhe dhh dhm dhr dht dma dmb dmd dme dmh dmm dmr dmt dra drb drd dre drm drr drt dta dtb dtd dte dth dtm dtr dtt eaa eab ead eae eah eam ear eat eba ebb ebd ebe ebh ebm ebr ebt ed- eda edb edd ede edh edm edr edt eea eeb eed eee eem eer eet eha ehb ehd ehe ehh ehm ehr eht em- ema emb emd eme emh emm emr emt era erb erd ere erh erm err ert eta etb etd ete eth etm etr ett haa hab had hae hah ham har hat hba hbb hbd hbe hbh hbm hbr hbt hda hdb hdd hde hdh hdm hdr hdt he- hea heb hed hee heh hem her het hha hhb hhd hhe hhh hhm hhr hht hma hmb hmd hme hmh hmm hmr hmt hr- hra hrb hrd hre hrh hrm hrr hrt hta htb htd hte hth htm htr htt m-r maa mab mad mae mah mam mar mat mba mbb mbd mbe mbh mbm mbr mbt mda mdb mdd mde mdh mdm mdr mdt mea meb med mee meh mem mer met mha mhd mhh mhm mhr mht mma mmb mmd mme mmh mmm mmr mmt mra mrb mrd mre mrh mrm mrr mrt mta mtb mtd mte mth mtm mtr mtt ra- raa rab rad rae rah ram rar rat rba rbb rbd rbe rbh rbm rbr rbt rda rdb rdd rde rdh rdm rdr rdt re- rea reb red ree reh rem rer ret rh- rha rhb rhd rhe rhh rhm rhr rht rma rmb rmd rme rmh rmm rmr rmt rra rrb rrd rrh rrm rrr rrt rta rtb rtd rte rtm rtr rtt taa tab tad tae tah tam tar tat tba tbb tbd tbe tbh tbm tbr tbt tda tdb tdd tde tdh tdm tdr tdt te- tea teb ted tee teh tem ter tet th- tha thb thd the thh thm thr tht tma tmb tmd tme tmh tmm tmr tmt tra trb trd tre trh trm trr trt tta ttb ttd tte tth ttm ttr ttt