-hou a-ha a-ii aaaa aaab aaah aaai aaba aabb aabh aabi aaha aaib aaii aaoo abaa abab abai abau abb- abba abbb abbi abbo abha abhi abho abia abib abiu aboa abob aboh aboo abou abua ahab ahah ahai ahau ahha ahio ahoa ahua aiai aiba aibo aiha aiho aiia aiib aioi aiui aoah aoba auaa ba-i baaa baah baba babb babi babo babu baha bahi baho bahu baia baib baio baoh bau- bbau bbbb bhai bhao bhoi bhuu biao biba bibb bibi bibo biha bihi bihu bio- bioi biou boab boai boba bobb bobi bobo bobu boha boho bohu boi- boii boiu boob booh boua bouh buba bubb bubi bubo bubu buha buhi buho buiu h-ii haab haba habi habo habu haha haho hau- hbio hhaa hhhh hiaa hiab hiba hibi hibu hihi hiho hiiu hiob hoai hoba hobo hoha hoho huah huba hubb hubi hubo huhi huhu huia huib huub iaaa iaai iaba iaia ibia ihab ihba ihob ihua ihub ihuo iiii iiio iioi iioo ioba iobi ioii ioio iooi iooo iuiu oaau oahu obai obba obbo obia oboi obuh ohai ohau ohba ohhi ohho ohia ohio ohob ohoh oiba oiii ooaa ooba oobi ooha ooho ooia oooh oooo ouii ouu- uaua ubba ubbi ubbo ubii uhoh uhuh uuuu