a-a a-c a-t aaa aac aad aaf aag aan aao aat ac- aca acc acd acf acg acn aco act ad- ada adc add adf adg adn ado adt af- afa afc afd aff afg afn afo aft ag- aga agc agd agf agg agn ago agt an- ana anc and anf ang ann ano ant aoa aoc aod aof aog aon aoo aot at- ata atc atd atf atg atn ato att c-- caa cac cad caf cag can cao cat cca ccc ccd ccf ccg ccn cco cct cda cdc cdd cdf cdg cdn cdo cdt cfa cfc cfd cff cfg cfn cfo cft cga cgc cgd cgg cgn cgo cgt cn- cna cnc cnd cnf cng cnn cno cnt co- coa coc cod cof cog con coo cot cta ctc ctd ctf ctg ctn cto ctt daa dac dad daf dag dan dao dat dca dcc dcd dcf dcg dcn dco dct dda ddc ddd ddf ddg ddn ddo ddt dfa dfc dfd dff dfg dfn dfo dft dga dgc dgd dgf dgg dgn dgt dna dnc dnd dnf dng dnn dno dnt doa doc dod dof dog don doo dot dta dtc dtd dtf dtg dtn dto dtt faa fac fad faf fag fan fao fat fca fcc fcd fcf fcg fcn fco fct fda fdc fdd fdf fdg fdn fdo fdt ffa ffc ffd fff ffg ffn ffo fft fga fgc fgd fgf fgg fgn fgt fna fnc fnd fnf fng fnn fnt foa foc fof fog fon foo fot fta ftc ftd ftf ftg ftn fto ftt g-d gaa gac gad gaf gag gan gao gat gca gcc gcd gcf gcg gcn gco gct gda gdc gdd gdf gdn gdo gdt gfa gfc gfd gff gfo gft gga ggc ggd ggg ggn ggo ggt gna gnc gnd gnf gnn gno gnt goa goc god gof gog gon goo got gta gtc gtd gtf gtg gtn gto gtt naa nac nad naf nag nan nao nat nca ncc ncd ncf ncg ncn nco nct nda ndc ndd ndf ndg ndn ndo ndt nfa nfc nfd nff nfn nfo nft nga ngc ngd ngf ngg ngn ngo ngt nna nnc nnf nng nnn nno nnt no- noa noc nod nof nog non noo not nta ntc ntd ntf ntg ntn nto ntt oaa oac oad oaf oag oan oao oat oc- oca occ ocd ocf ocg ocn oco oct oda odc odd odf odg odn odo odt of- ofa ofc ofd off ofg ofn ofo oft oga ogc ogd ogf ogg ogn ogo ogt on- ona onc ond onf ong onn ono ont oo- ooa ooc ood oof oog oon ooo oot ot- ota otc otd otf otg otn oto ott taa tac tad taf tag tan tao tat tca tcc tcd tcf tcg tcn tco tct tda tdc tdd tdf tdg tdn tdo tdt tfa tfc tfd tff tfg tfn tfo tft tga tgc tgf tgg tgn tgo tgt tna tnc tnd tnf tng tnn tno tnt to- toa toc tod tof tog ton too tot tta ttc ttd ttf ttg ttn tto ttt