-er a-a a-t aaa aad aae aag aar aas aat ad- ada add ade adg adr ads adt aea aed aee aeg aer aes aet ag- aga agd age agg agr ags agt ar- ara ard are arg arr ars art as- asa asd ase asg asr ass ast at- ata atd ate atg atr ats att daa dad dae dag dar das dat dda ddd dde ddg ddr dds ddt de- dea ded dee deg der des det dga dgd dge dgg dgr dgs dgt dra drd dre drg drr drs drt dsa dsd dse dsg dsr dss dst dta dtd dte dtg dtr dts dtt eaa ead eae eag ear eas eat ed- eda edd ede edg edr eds edt eea eed eee eeg eer ees eet ega egd ege egg egr egs egt era erd ere erg err ers ert es- esa esd ese esg esr ess est eta etd ete etg etr ets ett g-d gaa gad gae gag gar gas gat gda gdd gde gdr gds gdt ge- gea ged gee geg ger ges get gga ggd ggg ggr ggs ggt gra grd gre grg grr grs grt gsa gsd gse gsg gsr gss gst gta gtd gte gtg gtr gts gtt ra- raa rad rae rag rar ras rat rda rdd rde rdg rdr rds rdt re- rea red ree reg rer res ret rga rgd rge rgg rgr rgs rgt rra rrd rrg rrr rrs rrt rsa rsd rse rsg rsr rss rst rta rtd rte rtg rtr rts rtt saa sad sae sag sar sas sat sda sdd sde sdg sdr sds sdt se- sea sed see seg ser ses set sga sgd sge sgg sgr sgs sgt sr- sra srd sre srg srr srs srt ss- ssa ssd sse ssg ssr sss sst sta std ste stg str sts stt taa tad tae tag tar tas tat tda tdd tde tdg tdr tds tdt te- tea ted tee teg ter tes tet tga tge tgg tgr tgs tgt tra trd tre trg trr trs trt tsa tsd tse tsg tsr tss tst tta ttd tte ttg ttr tts ttt