-ana aaaa aaab aaal aaan aaap aaba aabb aabl aabp aala aall aana aanp aapa aapl abaa abab abal aban abap abb- abba abbb abla abpa abpn abpp al-p alaa alal alan alap alb- alba all- alla alll alln alna alpa alpl ana- anaa anab anal anan anap anba anbb anbl anla anln anlp anna annb anp- anpa anpp apal apan apap apba apl- apla aplp apna appa appl baaa baal baan baba babb bala ball bana bann banp bapa bapp bbbb bblb blaa blab blan bnpp laaa laal laan laap laba lala lall lan- lana lann lapa lapb lapp llan llll lnbp lpla lppl naaa naab naal naan naba nabl nala nall nalp nan- nana nanb nann nanp napa napb napp nbaa nbap nbpa nbpp nlab nlpa nnnn npap npbl nppa nppl paal paan paap paba pala pall palp pan- pana pann papa papb papp pban pbpa plaa plab plan plap plpa plpp pnln pnnl pnpp ppal ppan ppap pppa pppn pppp