-al -ly a-a a-b aaa aab aag aal aax aay ab- aba abb abg abl abx aby ag- aga agb agg agl agx agy al- ala alb alg all alx aly ax- axa axl axx ay- aya ayl ayx baa bab bag bal bax bay bba bbb bbg bbl bbx bby bga bgb bgg bgl bgx bla blb blg bll blx bly bxb bxl bxx by- bya byg byl gaa gab gag gal gay gba gbg gbl gbx gby gga ggb ggg gla glb glg gll glx gly gxa gxl gy- gya gyb gyl la- laa lab lag lal lax lay lba lbb lbg lbl lbx lga lgb lgg lgl lla llb llg lll lly lxx lya lyg lyl lyx xaa xag xal xbl xbx xgl xla xlb xlg xxl xxx xxy xyl xyy yaa yab yag yal yax yay ybg ybl yby yga ygl ylg yll yly yxa yxy yyb yyg yyy