a-ii a-ya a-yo aaaa aaab aaai aaba aabb aabi aaby aaib aaii aaoo abaa abab abai abay abb- abba abbb abbi abbo abby abia abib abiy aboa abob aboo aboy abyy aiai aiba aibo aiia aiib aioi aoba aqai ay-o ayao ayay ayoo ayya ba-i baaa baba babb babi babo baby baia baib baio baqa baya bayi bayo bbay bbbb bbbq bboy bbyo biao biba bibb bibi bibo bio- bioi biqi biya boab boai boba bobb bobi bobo boby boi- boii boob boya boyi boyo byoa byob byoi i-by iaaa iaai iaba iaia ibia ibyi iiii iiio iioi iioo ioba iobi ioby ioii ioio iooi iooo iyai obai obay obba obbo obby obia oboi oboq oboy oiba oiii ooaa ooba oobi ooby ooia oooo qabo qaya qboy qiao qibo qiya qoob qqqq yaaq yaba yabo yaoi yaya yayo yoba yobi yobo yoyo yyyy