a-a a-c aaa aac aad aag aao aav aay ac- aca acc acd acg aco acv acy ad- ada adc add adg ado adv ady ag- aga agc agd agg ago agv agy aoa aoc aod aog aoo aov av- ava avc avd avg avo avy ay- aya ayc ayd ayo c-- caa cac cad cag cao cav cay cca ccc ccd ccg cco ccv cda cdc cdd cdg cdo cdv cdy cga cgc cgd cgg cgo cgv cgy co- coa coc cod cog coo cov coy cva cvc cvd cvg cvo cvv cya cyc cyd cyg cyo daa dac dad dag dao dav day dca dcc dcd dcg dco dcv dda ddc ddd ddg ddo ddy dga dgc dgd dgg doa doc dod dog doo dov doy dva dvc dvd dvg dy- dya dyc dyd dyo dyy g-d gaa gac gad gag gao gav gay gca gcc gcd gcg gco gda gdc gdd gdo gdv gga ggc ggd ggg ggo ggv goa goc god gog goo gov goy gva gvc gvd gvg gvo gy- gya gyd gyo oaa oac oad oag oao oav oc- oca occ ocd ocg oco ocv oda odc odd odg odo odv oga ogc ogd ogg ogo ogy oo- ooa ooc ood oog ooo oov ov- ova ovc ovd ovo ovv oya oyd oyo v-a vaa vac vad vag vao vav vay vca vcc vcd vco vcy vdc vdd vdg vdo vdv vga vgc vgg vgo voa voc vod vog voo vov voy vva vvc vvg vvo vvv vyd vyg yaa yac yad yag yao yav yay yca ycc ycd yco ycv ycy yda ydg ydo ydy yga ygc ygo yoc yod yog yoo yoy yva yvo yvy yyc yyg yyy