a-a a-b aaa aab aad aaj aau aay ab- aba abb abd abj abu aby ad- ada adb add adj adu ady aja ajb ajd ajj aju ajy au- aua aub aud auj ay- aya ayd ayu b-u baa bab bad baj bau bay bba bbb bbd bbu bby bda bdb bdd bdj bdu bdy bja bjd bjj bju bua bub bud buj buu buy by- bya byd byj byu daa dab dad daj dau day dba dbb dbd dbu dby dda ddb ddd ddu ddy dj- dja djb djd dua dub dud duy dy- dya dyb dyd dyu dyy j-d jaa jab jad jaj jau jay jba jbj jbu jda jdb jja jjb jjj jju jjy jub jud juy jyj ua- uaa uab uad uaj uau uay uba ubb ubu uby uda udb udd udj udu uua uuu uyu yaa yab yad yau yay yby yda ydy yua yud yuj yuu yuy yyb yyu yyy