-th a-a a-b a-t a-z aaa aab aad aah aam aat aaz ab- aba abb abd abh abm abt abz ad- ada adb add adh adm adt adz aha ahb ahd ahh ahm aht ahz ama amb amd amh amm amt amz at- ata atb atd ath atm att atz az- aza azb azd azm azt azz baa bab bad bah bam bat baz bba bbb bbd bbh bbm bbt bda bdb bdd bdh bdm bdt bdz bha bhb bhd bhh bhm bht bma bmb bmd bmh bmm bmt bmz bta btb btd bth btm btt btz bza bzd bzh bzz daa dab dad dah dam dat daz dba dbb dbd dbh dbm dbt dbz dda ddb ddd ddh ddm ddt ddz dh- dha dhb dhd dhh dhm dht dma dmb dmd dmh dmm dmt dmz dta dtb dtd dth dtm dtt dtz dza dzb dzd haa hab had hah ham hat haz hba hbb hbd hbh hbm hbt hbz hda hdb hdd hdh hdm hdt hdz hha hhb hhd hhh hhm hht hhz hma hmb hmd hmh hmm hmt hmz hta htb htd hth htm htt htz hzd hzt maa mab mad mah mam mat maz mba mbb mbd mbh mbm mbt mda mdb mdd mdh mdm mdt mdz mha mhd mhh mhm mht mhz mma mmb mmd mmh mmm mmt mmz mta mtb mtd mth mtm mtt mza mzb mzm mzt taa tab tad tah tam tat taz tba tbb tbd tbh tbm tbt tbz tda tdb tdd tdh tdm tdt th- tha thb thd thh thm tht thz tma tmb tmd tmh tmm tmt tmz tta ttb ttd tth ttm ttt tza tzd zaa zab zad zah zam zat zaz zbb zbm zbt zdm zdt zha zma zmb zmd zmm zmt zta ztm zzt zzz