a-a aaa aag aap aar aav ag- aga agg agp agr agv ap- apa apg app apr apv ar- ara arg arp arr arv av- ava avg avp avr g-p gaa gag gap gar gav gga ggg ggp ggr ggv gpa gpg gpp gpr gra grg grp grr grv gva gvg gvp gvr p-p paa pag pap par pav pga pgg pgp pgr pgv ppa ppg ppp ppr ppv pra prg prp prr prv pva pvg pvp pvr pvv ra- raa rag rap rar rav rga rgg rgp rgr rgv rpa rpg rpp rpr rpv rra rrg rrp rrr rva rvg rvp rvr rvv v-a vaa vag vap var vav vga vgg vgp vgr vpa vpg vpp vpr vra vrg vrp vrr vva vvg vvr vvv