a-a a-b a-i a-z aaa aab aah aai aaz ab- aba abb abh abi abz aha ahb ahh ahi ahz ai- aia aib aih aii aiz az- aza azb azi azz baa bab bah bai baz bba bbb bbh bbi bha bhb bhh bhi bi- bia bib bih bii biz bza bzh bzz h-i haa hab hah hai haz hba hbb hbh hbi hbz hha hhb hhh hhi hhz hia hib hih hii ia- iaa iab iah iai iaz iba ibb ibh ibi ibz iha ihb ihh ihi iia iib iih iii iza izh izi izz zaa zab zah zai zaz zbb zha zhi zia zib ziz zzz