a-do aaaa aaad aaav aada aadt aaoo aata aatt aava adaa adad adao adat adda addd addo adod adoo adot adta advt aotd at-t ataa atad atat atdt atod atot atta atto avao avat avda avot avva avvo d-tv daad dada dado data dato datt dava dddd ddot ddtv doat dod- doda dodd dodo dood doot dota dotd doto dott dtaa dtot dvda dvoa odda oddd odoo odot odva ooaa ooda oooo oto- otoo otov otta otto ovda ovo- ovod ovoo ovot taa- taat tada tado taoa tata tato tatt tatv tava tavo tdtv toad toat toda todd todo todt tooa tood toot tota totd toto tott tova tovo tttt tvad tvtv vaad vaat vada vado vata vato vatt vava vdot voad voat voda vodo voot vota votd voto vvvv