a-be a-ii aaaa aaab aaae aaai aaba aabb aabi aaea aaib aaii aaoe aaoo abaa abab abae abai abaj abb- abba abbb abbe abbi abbo abee abia abib abie aboa abob aboo aebi aeio aiai aiba aibo aiea aiee aiia aiib aija aioi ajab ajao ajba ajee ajio ajob ajoo aoba ba-i baaa baba babb babe babi babo baia baib baie baio baja baji bbbb bbeb beba bebb bebe bebi bebo beeb beej beia beij beja beo- biaj biao biba bibb bibe bibi bibo bieb bija biji bio- bioi bjoa boab boai boba bobb bobe bobi bobo boea boee boeo boi- boie boii boji bojo boob booe eaba ebba ebbo eboe eboo eeea eeee eiao eiei eija eiji ejji ejob ejoo i-be iaaa iaai iaba iaea iaia ibea ibia ibie ieie ieio iiie iiii iiio iioi iioo ijji ioba iobi ioee ioii ioio iooi iooo jaba jabi jabo jaja jaji jbaa jbob jebb jebe jiao jibb jibe jibi jije jiji joab joao joba jobe jobo joea joee joia joie joio joji jojo o-eo obai obba obbo obea obia obie obja oboe oboi oiaj oiba oiii ojai ojea ooaa ooba oobe oobi ooia ooij ooji oooo