a-do a-ii a-iv aaaa aaad aaai aaav aada aadi aaii aaoo aava adaa adad adai adao adda addd addi addo adia adio adod adoo advi aiai aida aidi aiia aiid aioi aiva aivd avao avda avdi avia avid avio aviv avva avvo daad dada dadi dado daia daid daio dava davi dddd dia- diad diao dida didi dido diii diiv diva divd divi divo dod- doda dodd dodi dodo doid dood dovi dvda dvi- dvii dvoa iaaa iaai iaia iava idad idda iddo idia idid idio idvd iida iiii iiio iioi iioo iod- ioda iodd iodo ioii ioio iooi iooo ivai ivao ivda ivod odai odda oddd oddi odia odio odoo odva oiav oido oiii ooaa ooda oodi ooia ooid oooo ovda ovi- ovid ovo- ovod ovoo vaad vada vadi vado vaia vaid vaio vava vdio viad vida vidi vido viii viva vivi vivo voad voda vodo voia void voio vvvv