a-a a-b a-z aaa aab aad aaj aao aay aaz ab- aba abb abd abj abo aby abz ad- ada adb add adj ado ady adz aja ajb ajd ajj ajo ajy aoa aob aod aoj aoo ay- aya ayd ayo ayz az- aza azb azd azo azy azz baa bab bad baj bao bay baz bba bbb bbd bbo bby bda bdb bdd bdj bdo bdy bdz bja bjd bjj boa bob bod boj boo boy boz by- bya byd byj byo byz bza bzd bzo bzz daa dab dad daj dao day daz dba dbb dbd dbo dby dbz dda ddb ddd ddo ddy ddz dj- dja djb djd djo doa dob dod doj doo doy doz dy- dya dyb dyd dyo dyy dza dzb dzd dzo j-d j-z jaa jab jad jaj jao jay jaz jba jbj jbo jbz jda jdb jdo jdz jja jjb jjj jjy joa job jod joj joo joy jyj oaa oab oad oaj oao ob- oba obb obd obj obo oby oda odb odd odo oja ojb ojd ojo ojy oo- ooa oob ood ooo oya oyd oyo oza ozo ozz yaa yab yad yao yay yaz yby ybz yda ydo ydy yob yod yoj yoo yoy yyb yyy yyz yzb yzy zaa zab zad zaj zao zay zaz zbb zby zo- zoa zob zod zoo zzy zzz