-er a-a a-t aaa aad aae aar aas aat ad- ada add ade adr ads adt aea aed aee aer aes aet ar- ara ard are arr ars art as- asa asd ase asr ass ast at- ata atd ate atr ats att daa dad dae dar das dat dda ddd dde ddr dds ddt de- dea ded dee der des det dra drd dre drr drs drt dsa dsd dse dsr dss dst dta dtd dte dtr dts dtt eaa ead eae ear eas eat ed- eda edd ede edr eds edt eea eed eee eer ees eet era erd ere err ers ert es- esa esd ese esr ess est eta etd ete etr ets ett ra- raa rad rae rar ras rat rda rdd rde rdr rds rdt re- rea red ree rer res ret rra rrd rrr rrs rrt rsa rsd rse rsr rss rst rta rtd rte rtr rts rtt saa sad sae sar sas sat sda sdd sde sdr sds sdt se- sea sed see ser ses set sr- sra srd sre srr srs srt ss- ssa ssd sse ssr sss sst sta std ste str sts stt taa tad tae tar tas tat tda tdd tde tdr tds tdt te- tea ted tee ter tes tet tra trd tre trr trs trt tsa tsd tse tsr tss tst tta ttd tte ttr tts ttt