a-ya aaaa aaab aaal aaap aaba aabb aabl aabp aaby aala aall aapa aapl abaa abab abal abap abay abb- abba abbb abby abla ably abpa abpp abyy al-p alaa alal alap alay alb- alba alby all- alla alll ally alpa alpl alpy alya apal apap apay apba apl- apla aplp appa appl appy ayal ayay ayla ayya baaa baal baba babb baby bala ball baly bapa bapp baya bayl bbay bbbb bblb blaa blab blay bly- bpay byla laaa laal laap laba laby lala lall lapa lapb lapp lapy laya llay llll lpla lppl lyla lyly paal paap paba pala pall palp paly papa papb papp papy pay- paya payb payl payp pbpa plaa plab plap play plpa plpp ppal ppap pppa pppp pyal pyay pyl- pyla pyll pypy yaba yala yall yalp yapa yapp yaya ylay ylla yyyy