a-ha aaaa aaab aaad aaah aaav aaba aabb aabd aabh aada aadu aaha aava abaa abab abad abau abb- abba abbb abda abdu abha abua abud abva abvd adaa adab adad adah adba adda addd addu adha adhd adhu adua adub advb ahab ahad ahah ahau ahha ahua ahva auaa audh avab avda avva baaa baad baah baba babb babu bada badb badd badh badu baha bahu bau- baud bava bavu bbad bbau bbbb bbdd bdav bddh bhuu buad buba bubb bubu buda budb budd budu buha buvd bvdu daab daad daau daba dabb dabu dada dadu daha dahu daub daud dava dddd ddub dhaa dhad dhau duaa duab duad duah dub- duba dubb dubh dubu duda dudd dudu duha duhu duva dvda haab haad haba habu hada hadh hadu haha hau- haud hava hdda hhaa hhhh huah huba hubb huda hudd hudu huhu huub uaua ubba ubud udaa udad udau uh-d uhuh uuuu uv-a uv-b uvaa uvda uvvu vaad vada vadu vaud vava vdub vhhh vuda vudu vvvv