a-a a-b a-i aaa aab aad aah aai aak ab- aba abb abd abh abi abk ad- ada adb add adh adi adk aha ahb ahd ahh ahi ahk ai- aia aib aid aih aii aik aka akb akd akh aki akk baa bab bad bah bai bak bba bbb bbd bbh bbi bbk bda bdb bdd bdh bdi bdk bha bhb bhd bhh bhi bhk bi- bia bib bid bih bii bik bka bkb bkk daa dab dad dah dai dak dba dbb dbd dbh dbi dbk dda ddb ddd ddh ddi ddk dh- dha dhb dhd dhh dhi dhk di- dia dib did dih dii dik dka dkb dki dkk h-i haa hab had hah hai hak hba hbb hbd hbh hbi hbk hda hdb hdd hdh hdi hdk hha hhb hhd hhh hhi hhk hia hib hid hih hii hik hka hkb hkd hkh hki hkk i-d ia- iaa iab iad iah iai iba ibb ibd ibh ibi ibk ida idb idd idh idi idk iha ihb ihd ihh ihi ihk iia iib iid iih iii ika ikb iki ikk ka- kaa kab kad kah kai kak kba kbb kbd kbh kbi kbk kda kdb kdh kdk kha khh khi khk kia kib kid kih kii kik kkb kkh kki kkk