a-a a-z aaa aag aar aau aav aay aaz ag- aga agg agr agu agv agy agz ar- ara arg arr aru arv ary arz au- aua aug aur auv auz av- ava avg avr avu avy avz ay- aya ayr ayu ayz az- aza azg azu azy azz gaa gag gar gau gav gay gaz gga ggg ggr ggu ggv ggz gra grg grr gru grv gry gu- gua gug gur guu guv guy guz gva gvg gvr gvu gy- gya gyr gza gzr gzu ra- raa rag rar rau rav ray raz rga rgg rgr rgv rra rrg rrr rru rua rug rur ruu ruv ruy ruz rva rvg rvr rvu rvv rvy ry- rya ryg ryr ryu ryy ryz rza rzy ua- uaa uag uar uau uav uay uaz uga ugg ugr ugu ur- ura urg urr uru ury urz uua uug uur uuu uva uvu uvv uyu uza uzu v-a vaa vag var vau vav vay vaz vga vgg vgr vgu vgz vra vrg vrr vru vry vug vur vuv vuz vva vvg vvr vvv vvz vyg yaa yag yar yau yav yay yaz yga yra yrg yru yua yug yur yuu yuv yuy yva yvr yvy yyg yyu yyy yyz yzr yzu yzy z-g zaa zag zar zav zay zaz zgg zgv zug zur zuz zzr zzy zzz