a-a aaa aad aag aan aar aav ad- ada add adg adn adr adv ag- aga agd agg agn agr agv an- ana and ang ann anr anv ar- ara ard arg arn arr arv av- ava avd avg avn avr daa dad dag dan dar dav dda ddd ddg ddn ddr dga dgd dgg dgn dgr dna dnd dng dnn dnr dra drd drg drn drr drv dva dvd dvg dvn dvr g-d gaa gad gag gan gar gav gda gdd gdn gdr gdv gga ggd ggg ggn ggr ggv gna gnd gnn gnr gnv gra grd grg grn grr grv gva gvd gvg gvn gvr naa nad nag nan nar nav nda ndd ndg ndn ndr ndv nga ngd ngg ngn nna nng nnn nnv nra nrd nrg nrn nrr nrv nva nvd nvg nvn nvv ra- raa rad rag ran rar rav rda rdd rdg rdn rdr rdv rga rgd rgg rgn rgr rgv rna rnd rng rnn rnr rnv rra rrd rrg rrn rrr rva rvd rvg rvn rvr rvv v-a vaa vad vag van var vav vdd vdg vdr vdv vga vgg vgn vgr vn- vna vnd vng vnr vnv vra vrd vrg vrn vrr vva vvg vvr vvv