-ana aaaa aaab aaaf aaal aaan aaba aabb aabl aabt aafa aafb aaff aafl aala aall aana aata aatf aatt abaa abab abaf abal aban abat abb- abba abbb abbt abff abla abta afaa afan afat affa afft afla afta aftn alaa alal alan alat alb- alba alfa all- alla alll alln alna alta altn ana- anaa anab anal anan anat anba anbb anbl anfa anla anln anna annb annt ant- anta antl antt at-l at-t ataa atab atal atan atat atfb atla atna atta attn baaa baaf baal baan baat baba babb baff baft bala balf ball balt bana bann bant bata batf batn batt bbbb bbfn bblb bffl bfta bftt blaa blab blan blat blbt bnta btaa btaf btan btla bttb faaa faan faba fafa faff fala fall faln falt fana fant fata fatf fatt fbla ffff fftf flab flan flat flna flnb fnta fntb ft-l ftan ftlb laaa laal laan laat laba lafb laff laft lala lall lan- lana lann lant lata latn latt lfat llan llat llll ltbf ltbl ltnt naaa naab naal naan naat naba nabf nabl nafa naff nafl nala nall nalt nan- nana nanb nann nant nata natl natt nbaa nbaf nbfa nbfl nfaa nfat nfff nfta nlab nlat nnnn nntn ntfl ntla taa- taaf taal taan taat taba tabb tabl tafa taff taft tala tall tana tann tant tata tatb tatt tbaf tbnf tbta tfal tnfl tnla ttab ttbb ttfa ttff ttfn tttt