a-ya aaaa aaab aaar aaas aaba aabb aaby aara aars aaru aasa aass aasu aaus abaa abab abar abas abau abay abb- abba abbb abbr abbs abby abra abrs abry abs- absa abss absu abua abus abuy abys abyy arab arar aras arau aray arba arbs arby arr- arra arrr arrs arru arry ars- arsa arsu arsy arua arub ary- arya arys asaa asab asar asas asau asay asba asbu asby asra asrs asru assa assr asss assu assy asub asur asus asya auaa auby aur- aura ausa ausu ayar ayas ayay ayra ayry aysu ayub ayur ayya baaa baar baas baba babb babr babs babu baby bar- bara barb barr bars baru bary basa bass basu bau- baur baya bays bayu bbas bbau bbay bbbb bbbs brab bras brau bray brrr brrs brsb brsr brus bry- brya bsaa bsas bsra buar buba bubb bubs bubu bur- bura burb burr burs buru bury busa buss busu busy buus buys buyu byar byas bysb byss bysy raab raas raba rabb rabs rabu raby rara rarb rars rary rasa rass rasu rasy raua raub raus raya rayr rays rayu rbbb rbbr rbbs rbss rras rrrr rsaa rssa rsua ruas ruba rubb rubs rubu ruby rura rurs ruru rusa russ rusu rusy ruya ruys ryas ryba rysy saab saar saas saba sabb sabr sabs sabu sara sarr sars saru sary sasa sass saua saur saus saya sayr says sbaa sbar sbas sbbs sbsa sbus sras srby srub ssaa ssab ssas ssau ssbr ssby ssra ssrs sssa sssb ssss suar suas suay sub- suba subb subs sur- sura surr surs suru sury sus- susa suss susu susy suus suya suyr suyu syar syra syrs syry syss uars uaru uasa uaua ubar ubay ubba ubra uras urau uray urba urbs urra urry ursa urss ursu ursy urur urus us-a usaa usar usas usba usbr usbs usra ussa ussb ussr usss ussu ussy usua usus uuuu uyar uyas yaar yaas yaba yara yarb yarr yars yaru yary yasa yass yasu yaya yays yayu ybas ybbs ybry yrsa ysay ysby yssu ysyb yuba yubu yura yury yusa yuya yuyu yyyy