a-a a-b a-i a-z aaa aab aad aah aai aay aaz ab- aba abb abd abh abi aby abz ad- ada adb add adh adi ady adz aha ahb ahd ahh ahi ahy ahz ai- aia aib aid aih aii aiy aiz ay- aya ayd ayh ayi ayz az- aza azb azd azi azy azz baa bab bad bah bai bay baz bba bbb bbd bbh bbi bby bda bdb bdd bdh bdi bdy bdz bha bhb bhd bhh bhi bi- bia bib bid bih bii biy biz by- bya byd byh byi byz bza bzd bzh bzz daa dab dad dah dai day daz dba dbb dbd dbh dbi dby dbz dda ddb ddd ddh ddi ddy ddz dh- dha dhb dhd dhh dhi di- dia dib did dih dii diy diz dy- dya dyb dyd dyy dza dzb dzd dzi h-i haa hab had hah hai hay haz hba hbb hbd hbh hbi hby hbz hda hdb hdd hdh hdi hdy hdz hha hhb hhd hhh hhi hhy hhz hia hib hid hih hii hy- hya hyb hyd hyh hyi hyy hzd hzy i-d ia- iaa iab iad iah iai iaz iba ibb ibd ibh ibi iby ibz ida idb idd idh idi idy iha ihb ihd ihh ihi ihy iia iib iid iih iii iya iyy iza izh izi izy izz yaa yab yad yah yai yay yaz ybi yby ybz yda ydy yha yhi yid yih yii yiz yyb yyy yyz yzb yzy zaa zab zad zah zai zay zaz zbb zby zha zhi zia zib zid ziz zzy zzz