a-ya aaaa aaab aaar aaba aabb aaby aara aaru abaa abab abar abau abay abb- abba abbb abbr abby abra abry abua abuy abyy abza abzu arab arar arau aray arba arby arr- arra arrr arru arry arua arub ary- arya arza arzu auaa auby aur- aura ayar ayay ayaz ayra ayry ayub ayur ayya aza- azab azar azay azaz azra azua azur azza baaa baar baaz baba babb babr babu baby bar- bara barb barr baru bary barz bau- baur baya bayu bayz baza bazy bbau bbay bbbb brab brau bray braz brrr bruz bry- brya brza buar buba bubb bubu bur- bura burb burr buru bury burz buuz buyu buza buzy buzz byar bzyb bzzz raab raaz raba rabb rabu raby rara rarb rary rarz raua raub raya rayr rayu raza razr razy razz rbbb rbbr rrrr ruba rubb rubu ruby rura ruru ruya ruza ryba rzab uaru uaua ubar ubay ubba ubra urau uray urba urra urry urur uruz urza urzy uuuu uyar uzay yaar yaba yara yarb yarr yaru yary yaya yayu yaza yazz ybry yuba yubu yura yury yuya yuyu yuza yuzu yyyy zaar zaba zabr zabu zaby zara zarb zarr zaru zary zaur zaya zayu zaza zazu zbar zubr zubu zuby zura zurb zurr zuru zuzu zyra zzzz