a-fu aaaa aaab aaaf aaal aaba aabb aabl aabt aafa aafb aaff aafl aala aall aalu aata aatf aatt abaa abab abaf abal abat abau abb- abba abbb abbt abff abla abta abtu abua abuf abul abut afaa afat affa afft afla afta afua alaa alal alat alau alb- alba albu alfa all- alla alll allu alta alua aluf alut at-l at-t ataa atab atal atat atfb atla atta attu atua atub atul auaa aul- aula aulf aull ault aulu aut- baaa baaf baal baat baba babb babu baff baft bala balf ball balt balu bata batf batt batu bau- bauf baul bbau bbbb bblb bffl bfta bftt blaa blab blat blau blbt blub bluf blut btaa btaf btla bttb bual buat buba bubb bubu buff bula bulb bull bult bulu but- buta butt faaa faba fabu fafa faff fala fall falt falu fata fatf fatt faul faut fbla ffff fftf flab flat flub fluf ft-l ftlb ftub fuat fubb fubu fuff fufu fula full fulu futa futu laaa laal laat laba labu lafb laff laft lala lall lalu lata latt latu laub lauf laul laut lfat llat llll ltbf ltbl luau luba luff luft lufu lula lull lulu luta luua taa- taaf taal taat taba tabb tabl tabu tafa taff taft tala tall talu tata tatb tatt tatu taua taub taul taut tbaf tbta tfal ttab ttbb ttfa ttff tttt ttul tual tuat tuba tubb tubu tufa tuff tuft tufu tula tull tulu tuta tutl tutt tutu uafa uata uatu uaua ubal ubba ubla ubtf uffa ulaa ulft ulla ulta ultt ulua ulul utal utau uttu uulu uuta uutf uuuu