-al -ly a-a a-b aaa aab aad aal aau aay ab- aba abb abd abl abu aby ad- ada adb add adl adu ady al- ala alb ald all alu aly au- aua aub aud aul ay- aya ayd ayl ayu b-u baa bab bad bal bau bay bba bbb bbd bbl bbu bby bda bdb bdd bdl bdu bdy bla blb bld bll blu bly bua bub bud bul buu buy by- bya byd byl byu daa dab dad dal dau day dba dbb dbd dbl dbu dby dda ddb ddd ddl ddu ddy dl- dla dlb dld dll dlu dly dua dub dud dul duy dy- dya dyb dyd dyu dyy la- laa lab lad lal lau lay lba lbb lbd lbl lbu lda ldb ldd ldl ldu ldy lla llb lld lll llu lly lua lub lud lul luu luy lya lyd lyl ua- uaa uab uad ual uau uay uba ubb ubl ubu uby uda udb udd udl udu ula ulb uld ull ulu uly uua uuu uyu yaa yab yad yal yau yay ybl yby yda ydl ydy yld yll yly yua yud yul yuu yuy yyb yyu yyy