a-ya a-yo aaaa aaab aaba aabb aaby aaoo abaa abab abau abay abb- abba abbb abbo abby aboa abob aboo abou aboy abua abuy abyy aoba aqu- aqua aquo auaa auby auoy auyo ay-o ayao ayay ayoo ayou ayub ayya baaa baba babb babo babu baby baqa bau- baya bayo bayu bbau bbay bbbb bbbq bboy bbyo boab boba bobb bobo bobu boby boob boua bouy boya boyo buba bubb bubo bubq bubu buoy buqa buyo buyu byoa byob oaau obay obba obbo obby oboq oboy ooaa ooba ooby oooo ouu- ouya oyou qabo qaya qayu qboy qobu qoob qqqq quaa quab quay quba qubo quob quoy quu- quy- quyo uaua ubay ubba ubbo uqao uuuu yaaq yaba yabo yaou yaya yayo yayu yoba yobo youa youb yoyo yuba yubu yuya yuyu yyyy