a-do a-ii aaaa aaab aaad aaai aaba aabb aabd aabi aada aadi aaib aaii aaoo abaa abab abad abai abaj abb- abba abbb abbi abbo abda abdi abdo abia abib abid aboa abob abod aboo adaa adab adad adai adao adba adbi adda addd addi addo adia adib adio adja adji adob adod adoo adq- aiai aiba aibo aida aidb aidi aiia aiib aiid aija aioi ajab ajao ajba ajio ajob ajoo aoba aqai aqaj aqda ba-i baaa baad baba babb babi babo bada badb badd badi bado baia baib baid baio baja baji baqa bbad bbbb bbbq bbdd bbdo bd-j bdii biad biaj biao biba bibb bibi bibo bida bidi bido bija biji bio- bioi biqi bjoa boab boad boai boba bobb bobi bobo boda bodb bodi bodo boi- boid boii bojd boji bojo boob bood d-bo daab daad daba dabb dabo dada dadi dado daia daid daio daja daji dddd dia- diab diad diao diba dibb dibo dida didi didj dido diii dija dijo diqo djao djia doab doba dobb dobi dod- doda dodd dodi dodo doid doja doji dojo doob dood dqdb iaaa iaai iaba iadb iaia ibad ibdo ibia ibid idad idda iddo idia idid idio idiq idja iida iiii iiio iioi iioo ijdb ijji ioba iobi iod- ioda iodd iodo ioii ioio iooi iooo jaba jabi jabo jada jado jaid jaja jaji jbaa jbob jiao jibb jibi jida jidi jido jiji jjad joab joad joao joba jobo joda jodi jodo joia joio joji jojo obad obai obba obbo obia obid obja oboi oboq odai odbo odda oddd oddi odia odio odoo oiaj oiba oido oiii ojai ojaq ooaa ooba oobi ooda oodi ooia ooid ooij ooji oooo qabo qada qadi qaid qiao qibo qida qiji qoob qqqq