a-a a-b a-i a-z aaa aab aae aah aai aak aaz ab- aba abb abe abh abi abk abz aea aeb aee aeh aei aek aez aha ahb ahe ahh ahi ahk ahz ai- aia aib aie aih aii aik aiz aka akb ake akh aki akk az- aza azb aze azi azz baa bab bae bah bai bak baz bba bbb bbe bbh bbi bbk be- bea beb bee beh bei bek bez bha bhb bhe bhh bhi bhk bi- bia bib bie bih bii bik biz bka bkb bke bkk bza bze bzh bzz eaa eab eae eah eai eak eaz eba ebb ebe ebh ebi ebk eea eeb eee eek eha ehb ehe ehh ehi eia eib eie eii eik eka ekb eke ekh eki eze ezh ezz h-i haa hab hae hah hai hak haz hba hbb hbe hbh hbi hbk hbz he- hea heb hee heh hei hek hez hha hhb hhe hhh hhi hhk hhz hia hib hie hih hii hik hka hkb hkh hki hkk hze ia- iaa iab iae iah iai iaz iba ibb ibe ibh ibi ibk ibz ie- iea iee iei iek iha ihb ihe ihh ihi ihk iia iib iie iih iii ika ikb ike iki ikk iza ize izh izi izz k-z ka- kaa kab kae kah kai kak kaz kba kbb kbe kbh kbi kbk kbz ke- kea keb kee keh kei kek kez kha khe khh khi khk khz kia kib kie kih kii kik kiz kkb kke kkh kki kkk zaa zab zah zai zak zaz zbb zea zeb zee zeh zek zez zha zhe zhi zia zib zie zik ziz zka zzz