a-a aaa aag aam aao aav ag- aga agg agm ago agv ama amg amm amo amv aoa aog aom aoo aov av- ava avg avm avo gaa gag gam gao gav gga ggg ggm ggo ggv gma gmg gmm gmo gmv goa gog gom goo gov gva gvg gvm gvo m-o m-v maa mag mam mao mav mga mgm mgo mgv mma mmg mmm mmo mmv moa mog mom moo mov mva mvg mvm mvo mvv oaa oag oam oao oav oga ogg ogo om- oma omg omm omo omv oo- ooa oog oom ooo oov ov- ova ovo ovv v-a vaa vag vam vao vav vga vgg vgm vgo vm- vma vmm vmo voa vog vom voo vov vva vvg vvm vvo vvv