-al a-a aaa aag aal aar aav aax ag- aga agg agl agr agv agx al- ala alg all alr alv alx ar- ara arg arl arr arv arx av- ava avg avl avr avx ax- axa axl axr axv axx gaa gag gal gar gav gga ggg ggr ggv gla glg gll glr glv glx gra grg grl grr grv grx gva gvg gvl gvr gxa gxl la- laa lag lal lar lav lax lga lgg lgl lgr lgv lla llg lll llr llv lra lrg lrr lrv lva lvg lvl lvr lvv lvx lxr lxv lxx ra- raa rag ral rar rav rax rga rgg rgr rgv rgx rla rlg rll rlr rra rrg rrl rrr rva rvg rvl rvr rvv rxr v-a vaa vag val var vav vax vga vgg vgl vgr vgx vl- vla vll vlv vra vrg vrr vva vvg vvr vvv vxa vxl vxr vxv xaa xag xal xar xav xgl xla xlg xlr xlv xrx xvg xvl xxl xxv xxx