a-a a-t aaa aad aaf aag aar aas aat ad- ada add adf adg adr ads adt af- afa afd aff afg afr afs aft ag- aga agd agf agg agr ags agt ar- ara ard arf arg arr ars art as- asa asd asf asg asr ass ast at- ata atd atf atg atr ats att daa dad daf dag dar das dat dda ddd ddf ddg ddr dds ddt dfa dfd dff dfg dfr dfs dft dga dgd dgf dgg dgr dgs dgt dra drd drg drr drs drt dsa dsd dsf dsg dsr dss dst dta dtd dtf dtg dtr dts dtt faa fad faf fag far fas fat fda fdd fdf fdg fdr fds fdt ffa ffd fff ffg ffr ffs fft fga fgd fgf fgg fgr fgs fgt fra frd frf frg frr frs frt fsa fsd fsf fsg fsr fss fst fta ftd ftf ftg ftr fts ftt g-d gaa gad gaf gag gar gas gat gda gdd gdf gdr gds gdt gfa gfd gff gfr gfs gft gga ggd ggg ggr ggs ggt gra grd grf grg grr grs grt gsa gsd gsf gsg gsr gss gst gta gtd gtf gtg gtr gts gtt ra- raa rad raf rag rar ras rat rda rdd rdf rdg rdr rds rdt rfa rfd rff rfg rfr rfs rft rga rgd rgf rgg rgr rgs rgt rra rrd rrf rrg rrr rrs rrt rsa rsd rsf rsg rsr rss rst rta rtd rtf rtg rtr rts rtt saa sad saf sag sar sas sat sda sdd sdf sdg sdr sds sdt sfa sfd sff sfg sfr sfs sft sga sgd sgf sgg sgr sgs sgt sr- sra srd srf srg srr srs srt ss- ssa ssd ssf ssg ssr sss sst sta std stf stg str sts stt taa tad taf tag tar tas tat tda tdd tdf tdg tdr tds tdt tfa tfd tff tfg tfr tfs tft tga tgf tgg tgr tgs tgt tra trd trf trg trr trs trt tsa tsd tsf tsg tsr tss tst tta ttd ttf ttg ttr tts ttt