a-do a-ha aaaa aaad aaah aaav aada aaha aaoo aava adaa adad adah adao adda addd addo adha adhd adho adod adoo ahad ahah ahha ahoa ahod ahva aoah aodh avao avda avva avvo daad dada dado daha dava dddd dhaa dhad dhao dhod dod- doda dodd dodo doha dood dvda dvoa haad hada hadh haha haho hava hdda hdod hhaa hhhh hoad hoda hodh hoha hoho hood hova odah odda oddd odoh odoo odva ohad ohho ohoh ooaa ooda ooha ooho oooh oooo ovda ovhd ovo- ovod ovoo vaad vada vado vaho vava vhhh voad voda vodo voho vvvv