aaaa aaab aaam aaba aabb aabm aama aamb aamo aaoo abaa abab abam abau abb- abba abbb abbo abma abmb aboa abob aboo abou abua abum abza abzu amaa amam amaz amb- amba ambo ambu amm- amma ammo ammu amob amoo amou amoz amua amum aoba aoma auaa auma aza- azab azaz azo- azoo azua azza azzo baaa baam baaz baba babb babm babo babu bama bamb bamm bamu bau- baum baza bazm bazo bbau bbbb bmaa boab boaz boba bobb bobo bobu boma bomb bomu boob boom booz boua boum boza bozo buba bubb bubo bubu bum- buma bumb buuz buza buzz bzou bzzz maaa maam maba mabo mabu mama mamo mamu maua maum mauz maz- maza mazo mazu mazz mbam mbba mbou mmaa mmab mmmm moaa moab moam moaz moba mobb mobo moma momo momu mooa moob moza mozo mozu mubo muma mumm mumo mumu muza muzo muzz mzab oaau oama obba obbo omam omao ombo ombu omma omo- omoa omoo omuo ooaa ooba ooma oooo ouma ouu- ouza ouzo ozma uaua ubba ubbo umaa umb- umba umbo umma ummo uomo uuuu zaba zabo zabu zama zaum zaza zazu zmub zobo zoma zomb zomo zoo- zoom zoza zozo zozu zubo zubu zuma zumo zuoz zuzu zzzz