a-a aaa aad aah aan aao aav ad- ada add adh adn ado adv aha ahd ahh ahn aho ahv an- ana and anh ann ano anv aoa aod aoh aon aoo aov av- ava avd avh avn avo daa dad dah dan dao dav dda ddd ddh ddn ddo dh- dha dhd dhh dho dna dnd dnh dnn dno doa dod doh don doo dov dva dvd dvh dvn haa had hah han hao hav hda hdd hdh hdn hdo hdv hha hhd hhh hhn hho hhv hna hnd hnh hnn hno hnv hoa hod hoh hon hoo hov hv- hva hvd hvn hvo hvv naa nad nah nan nao nav nda ndd ndh ndn ndo ndv nha nhd nhh nhn nhv nna nnh nnn nno nnv no- noa nod noh non noo nov nva nvd nvh nvn nvv oaa oad oah oan oao oav oda odd odh odn odo odv oha ohd ohh ohn oho on- ona ond onh onn ono oo- ooa ood ooh oon ooo oov ov- ova ovd ovh ovo ovv v-a vaa vad vah van vao vav vdd vdh vdo vdv vh- vha vhd vho vn- vna vnd vno vnv voa vod voh von voo vov vva vvo vvv