a-a aaa aae aam aao aav aea aee aem aeo aev ama ame amm amo amv aoa aoe aom aoo aov av- ava ave avm avo eaa eae eam eao eav eea eee eem eeo eev em- ema eme emm emo emv eo- eoa eoe eom eoo eva eve evm evo evv m-o m-v maa mae mam mao mav mea mee mem meo mev mma mme mmm mmo mmv moa moe mom moo mov mva mve mvm mvo mvv oaa oae oam oao oav oea oee oem oeo om- oma ome omm omo omv oo- ooa oom ooo oov ov- ova ove ovo ovv v-a v-e vaa vae vam vao vav vea vee vem veo vm- vma vmm vmo voa voe vom voo vov vva vvm vvo vvv