a-a aaa aag aao aar aav aay ag- aga agg ago agr agv agy aoa aog aoo aor aov ar- ara arg aro arr arv ary av- ava avg avo avr avy ay- aya ayo ayr gaa gag gao gar gav gay gga ggg ggo ggr ggv goa gog goo gor gov goy gra grg gro grr grv gry gva gvg gvo gvr gy- gya gyo gyr oaa oag oao oar oav oga ogg ogo ogy oo- ooa oog ooo oor oov or- ora org oro orr orv ory ov- ova ovo ovv oya oyo ra- raa rag rao rar rav ray rga rgg rgo rgr rgv roa rog roo ror rov roy rra rrg rrr rva rvg rvo rvr rvv rvy ry- rya ryg ryo ryr ryy v-a vaa vag vao var vav vay vga vgg vgo vgr voa vog voo vor vov voy vra vrg vrr vry vva vvg vvo vvr vvv vyg yaa yag yao yar yav yay yga ygo yog yoo yor yoy yra yrg yro yva yvo yvr yvy yyg yyy