a-a a-b a-i a-z aaa aab aai aak aam aaz ab- aba abb abi abk abm abz ai- aia aib aii aik aim aiz aka akb aki akk akm ama amb ami amk amm amz az- aza azb azi azm azz baa bab bai bak bam baz bba bbb bbi bbk bbm bi- bia bib bii bik bim biz bka bkb bkk bkm bma bmb bmi bmk bmm bmz bza bzz ia- iaa iab iai iam iaz iba ibb ibi ibk ibm ibz iia iib iii iim ika ikb iki ikk im- ima imb imi imm imz iza izi izm izz k-z ka- kaa kab kai kak kam kaz kba kbb kbi kbk kbm kbz kia kib kii kik kim kiz kkb kki kkk kkm kma kmb kmi kmk kmm kmz maa mab mai mak mam maz mba mbb mbi mbk mbm mi- mia mib mii mik mim miz mka mkb mkk mkm mkz mma mmb mmi mmk mmm mmz mza mzb mzi mzm zaa zab zai zak zam zaz zbb zbm zia zib zik zim ziz zka zma zmb zmk zmm zzz