a-do a-ii a-ya a-yo aaaa aaab aaad aaai aaba aabb aabd aabi aaby aada aadi aaib aaii aaoo abaa abab abad abai abay abb- abba abbb abbi abbo abby abda abdi abdo abdy abia abib abid abiy aboa abob abod aboo aboy abyy adaa adab adad adai adao aday adba adbi adda addd addi addo addy adia adib adio adob adod adoo adya aiai aiba aibo aida aidb aidi aidy aiia aiib aiid aioi aoba ay-o ayad ayao ayay ayda ayod ayoo ayya ba-i baaa baad baba babb babi babo baby bada badb badd badi bado bady baia baib baid baio baya bayi bayo bbad bbay bbbb bbdd bbdo bboy bbyo bday bdii biad biao biba bibb bibi bibo bida bidi bido bio- bioi biya boab boad boai boba bobb bobi bobo boby boda bodb bodi bodo body boi- boid boii boob bood boya boyd boyi boyo byoa byob byod byoi byyd d-bo daab daad daba dabb dabo dada dadi dado dady daia daid daio daya dayi dayo dboy dday dddd dia- diab diad diao diba dibb dibo diby dida didi dido didy diii diya diyi doab doba dobb dobi doby dod- doda dodd dodi dodo dody doid doob dood doya doyo dya- dyab dyad dydd dyio dyo- dyoo i-by iaaa iaai iaba iadb iaia ibad ibdo ibia ibid ibyi idad idda iddo idia idid idio iida iiii iiio iioi iioo ioba iobi ioby iod- ioda iodd iodo ioii ioio iooi iooo iyai obad obai obay obba obbo obby obia obid oboi oboy odai oday odbo odda oddd oddi oddy odia odio odoo oiba oido oiii ooaa ooba oobi ooby ooda oodi ooia ooid oooo oyda yaba yabo yada yado yaid yaoi yaya yayo ydad yday yida yidi yoba yobi yobo yoda yodo yood yoyo yyyy