a-do a-ii aaaa aaad aaai aada aadi aaii aaoo adaa adad adai adao adda addd addi addo adia adio adod adoo adox aiai aida aidi aiia aiid aioi aixa aixi axi- axia axo- axoa axxo d-ix daad dada dadi dado daia daid daio daix dddd dia- diad diao diax dida didi dido diii dixi do-x dod- doda dodd dodi dodo doid doix dood doxa dxii dxix dxxx iaaa iaai iaia idad idda iddo idia idid idio iida iiii iiio iioi iioo iod- ioda iodd iodo ioii ioio iooi iooo ixia ixxi odai odax odda oddd oddi odia odio odoo oido oiii ooaa ooda oodi ooia ooid oooo oxa- oxi- oxia oxid oxo- oxox oxxo xado xiao xidi xiii xixi xoxo xxii xxix xxxi xxxo xxxx