-al -ly a-a a-b aaa aab aad aal aay ab- aba abb abd abl aby ad- ada adb add adl ady al- ala alb ald all aly ay- aya ayd ayl baa bab bad bal bay bba bbb bbd bbl bby bda bdb bdd bdl bdy bla blb bld bll bly by- bya byd byl daa dab dad dal day dba dbb dbd dbl dby dda ddb ddd ddl ddy dl- dla dlb dld dll dly dy- dya dyb dyd dyy la- laa lab lad lal lay lba lbb lbd lbl lda ldb ldd ldl ldy lla llb lld lll lly lya lyd lyl yaa yab yad yal yay ybl yby yda ydl ydy yld yll yly yyb yyy