a-do aaaa aaad aada aadt aaoo aata aatt adaa adad adao adat adda addd addo adod adoo adot adta aotd at-t ataa atad atat atdt atod atot atoz atta atto aza- azad azat azaz azo- azoo azot azza azzo daad dada dado data dato datt datz dazz dddd ddot doat dod- doda dodd dodo dood doot dota dotd doto dott doza dozo dtaa dtot odda oddd odoo odot ooaa ooda oooo oto- otoo otta otto ozd taa- taat tada tado taoa tata tato tatt tatz taza tazo tazz toad toat toda todd todo todt tooa tood toot tota totd toto tott toza tozo tttt tzzt zaat zada zaza zoat zoda zodd zoo- zoot zota zott zotz zoza zozo ztoa zzzz