a-ya aaaa aaab aaaf aaal aaba aabb aabl aaby aafa aafb aaff aafl aala aall abaa abab abaf abal abax abay abb- abba abbb abby abff abla ably abyy afaa affa affy afla afly alaa alal alay alb- alba alby alfa all- alla alll ally alxa alya alyx axaf axal axyl ayal ayay ayla ayya ba-x baaa baaf baal baba babb baby baff bala balf ball baly baya bayl bbay bbbb bblb bffl blaa blab blay bly- byla faaa faba fafa faff fala fall falx faya fayl fbla ffff flab flax flay flya laaa laal laax laba laby lafb laff lala lall laxa laxy laya llay llll lxxx lyff lyfy lyla lyly lyx- lyyf xala xall xxxx xxxy xyl- yaaf yaba yafa yaff yala yall yaxa yaya ylay ylla yyff yyyy