a-a a-z aaa aag aan aao aav aaz ag- aga agg agn ago agv agz an- ana ang ann ano anv anz aoa aog aon aoo aov av- ava avg avn avo avz az- aza azg azn azo azz gaa gag gan gao gav gaz gga ggg ggn ggo ggv ggz gna gnn gno gnv goa gog gon goo gov goz gva gvg gvn gvo gza gzo naa nag nan nao nav naz nga ngg ngn ngo nna nng nnn nno nnv nnz no- noa nog non noo nov noz nva nvg nvn nvv nzg nzo nzz oaa oag oan oao oav oga ogg ogn ogo on- ona ong onn ono oo- ooa oog oon ooo oov ov- ova ovo ovv oza ozo ozz v-a vaa vag van vao vav vaz vga vgg vgn vgo vgz vn- vna vng vno vnv voa vog von voo vov voz vva vvg vvo vvv vvz vzn z-g zaa zag zan zao zav zaz zgg zgv znn zno zo- zoa zog zon zoo zzz