a-a a-b aaa aab aad aae aah aak aam ab- aba abb abd abe abh abk abm ad- ada adb add ade adh adk adm aea aeb aed aee aeh aek aem aha ahb ahd ahe ahh ahk ahm aka akb akd ake akh akk akm ama amb amd ame amh amk amm baa bab bad bae bah bak bam bba bbb bbd bbe bbh bbk bbm bda bdb bdd bde bdh bdk bdm be- bea beb bed bee beh bek bem bha bhb bhd bhe bhh bhk bhm bka bkb bke bkk bkm bma bmb bmd bme bmh bmk bmm daa dab dad dae dah dak dam dba dbb dbd dbe dbh dbk dbm dda ddb ddd dde ddh ddk ddm de- dea deb ded dee deh dek dem dh- dha dhb dhd dhe dhh dhk dhm dka dkb dke dkk dkm dma dmb dmd dme dmh dmk dmm eaa eab ead eae eah eak eam eba ebb ebd ebe ebh ebk ebm ed- eda edb edd ede edh edk edm eea eeb eed eee eek eem eha ehb ehd ehe ehh ehm eka ekb ekd eke ekh em- ema emb emd eme emh emk emm haa hab had hae hah hak ham hba hbb hbd hbe hbh hbk hbm hda hdb hdd hde hdh hdk hdm he- hea heb hed hee heh hek hem hha hhb hhd hhe hhh hhk hhm hka hkb hkd hkh hkk hkm hma hmb hmd hme hmh hmk hmm ka- kaa kab kad kae kah kak kam kba kbb kbd kbe kbh kbk kbm kda kdb kde kdh kdk kdm ke- kea keb ked kee keh kek kem kha khe khh khk khm kkb kke kkh kkk kkm kma kmb kmd kme kmh kmk kmm maa mab mad mae mah mak mam mba mbb mbd mbe mbh mbk mbm mda mdb mdd mde mdh mdk mdm mea meb med mee meh mek mem mha mhd mhh mhk mhm mka mkb mkd mke mkh mkk mkm mma mmb mmd mme mmh mmk mmm