a-a aaa aag aar aas aav ag- aga agg agr ags agv ar- ara arg arr ars arv as- asa asg asr ass asv av- ava avg avr avs gaa gag gar gas gav gga ggg ggr ggs ggv gra grg grr grs grv gsa gsg gsr gss gsv gva gvg gvr gvs ra- raa rag rar ras rav rga rgg rgr rgs rgv rra rrg rrr rrs rsa rsg rsr rss rsv rva rvg rvr rvs rvv saa sag sar sas sav sga sgg sgr sgs sgv sr- sra srg srr srs srv ss- ssa ssg ssr sss ssv sva svg svr svs svv v-a vaa vag var vas vav vga vgg vgr vgs vra vrg vrr vrs vsa vsg vsr vss vsv vva vvg vvr vvs vvv