a-ya aaaa aaab aaar aaba aabb aabt aaby aara aart aaru aata aatt abaa abab abar abat abau abay abb- abba abbb abbr abbt abby abra abry abta abtu abua abut abuy abyt abyy arab arar arat arau aray arba arby arr- arra arrr arrt arru arry arta artr arty arua arub arut ary- arya at-t ataa atab atar atat atay atra atru atry atta attr attu atty atua atub atur atya auaa auby aur- aura aut- auty ayar ayat ayay ayra ayry ayta ayub ayur ayya baaa baar baat baba babb babr babu baby bar- bara barb barr bart baru bary bata batt batu baty bau- baur baya bayt bayu bbau bbay bbbb brab brat brau bray brrr brut bry- brya btaa btrt btry bttb buar buat buba bubb bubu bur- bura burb burr burt buru bury but- buta butt buty buyu byar byrt raab raat raba rabb rabu raby rara rarb rary rata ratt ratu raty raua raub raut raya rayr rayt rayu rbbb rbbr rrat rrrr ruba rubb rubu ruby rura ruru ruta rutt rutu ruty ruya ryat ryba rytt ryyt taa- taar taat taba tabb tabu taby tara tarb tarr tart taru tary tata tatb tatr tatt tatu taty taua taub taur taut taya tayt tayu tayy tbar tbrb tbta traa trab trat trau tray trra trtr trub trut truu try- trya tryb ttab ttbb tttt tuar tuat tuay tuba tubb tubr tubu tura turb turr turt turu tury tuta tutt tutu tuty tuya tyar tyr- tyra tyrr tyta tytt tyty uart uaru uata uatu uaua ubar ubay ubba ubra urat urau uray urba urra urry urur urut utau utby uttu uuta uuuu uyar yaar yaba yara yarb yarr yart yaru yary yata yaya yayu ybry ytay yuba yubu yura yurt yury yuta yutu yuty yuya yuyu yyyy