a-do a-ii aaaa aaab aaad aaai aaba aabb aabd aabi aada aadi aaib aaii aaoo abaa abab abad abag abai abb- abba abbb abbi abbo abda abdi abdo abgd abia abib abid abig aboa abob abod aboo adaa adab adad adag adai adao adba adbi adda addd addi addo adia adib adig adio adob adod adog adoo ag-o agad agag agai agao agba agbo agda agga aggi agia agib agid agig agii agio agob agod agog agoo aiai aiba aibo aida aidb aidi aiga aigo aiia aiib aiid aioi aoba ba-i baaa baad baba babb babi babo bada badb badd badi bado baga bagg bagi bago baia baib baid baig baio bbad bbbb bbdd bbdo bbga bdii bdog bgia biad biao biba bibb bibi bibo bida bidi bido biga bigb bigd bigg bigo bio- biog bioi boab boad boag boai boba bobb bobi bobo boda bodb bodi bodo boga bogd bogg bogi bogo boi- boid boii boob bood boog d-bo daab daad daag daba dabb dabo dada dadi dado daga dagg dagi dago daia daid daig daio dbag dddd dgia dia- diab diad diag diao diba dibb dibo dida didi dido diga digg digi digo diii doab doba dobb dobi dod- doda dodd dodg dodi dodo dog- doga dogg dogi dogo doid doig doob dood gaba gabb gabi gabo gada gadd gadi gado gaga gagg gagi gago gaia gaid gaig gbag gbbo gddb gggg giaa giad giai giba gibb gida gidd gidi gido giga gigg gigi gigo giog gioi goad goai goba gobi gobo goda godi godo goga gogi gogo good goog gooi i-go iaaa iaai iaba iadb iago iaia ibad ibdo ibga ibia ibid idad idda iddo idgo idia idid idig idio idog igad igba igbo igga igia igoo iida iiii iiio iioi iioo ioba iobi iod- ioda iodd iodo ioii ioio iooi iooo obad obai obba obbo obia obid oboi odai odbo odda oddd oddi odia odio odoo ogai ogb ogba oggi ogoa ogod ogog ogoi oiba oido oigo oiii ooaa ooba oobi ooda oodi ooia ooid oooo