-er a-a a-t aaa aad aae aag aar aas aat aau ad- ada add ade adg adr ads adt adu aea aed aee aeg aer aes aet aeu ag- aga agd age agg agr ags agt agu ar- ara ard are arg arr ars art aru as- asa asd ase asg asr ass ast asu at- ata atd ate atg atr ats att atu au- aua aud aue aug aur aus aut daa dad dae dag dar das dat dau dda ddd dde ddg ddr dds ddt ddu de- dea ded dee deg der des det deu dga dgd dge dgg dgr dgs dgt dgu dra drd dre drg drr drs drt dru dsa dsd dse dsg dsr dss dst dsu dta dtd dte dtg dtr dts dtt dtu dua dud due dug dur dus dut eaa ead eae eag ear eas eat eau ed- eda edd ede edg edr eds edt edu eea eed eee eeg eer ees eet ega egd ege egg egr egs egt egu era erd ere erg err ers ert eru es- esa esd ese esg esr ess est esu eta etd ete etg etr ets ett etu eu- eua eud eue eug eur eus eut g-d gaa gad gae gag gar gas gat gau gda gdd gde gdr gds gdt gdu ge- gea ged gee geg ger ges get geu gga ggd ggg ggr ggs ggt ggu gra grd gre grg grr grs grt gru gsa gsd gse gsg gsr gss gst gsu gta gtd gte gtg gtr gts gtt gtu gu- gua gud gue gug gur gus gut guu ra- raa rad rae rag rar ras rat rau rda rdd rde rdg rdr rds rdt rdu re- rea red ree reg rer res ret reu rga rgd rge rgg rgr rgs rgt rra rrd rrg rrr rrs rrt rru rsa rsd rse rsg rsr rss rst rsu rta rtd rte rtg rtr rts rtt rtu rua rud rue rug rur rus rut ruu saa sad sae sag sar sas sat sau sda sdd sde sdg sdr sds sdt sdu se- sea sed see seg ser ses set seu sga sgd sge sgg sgr sgs sgt sgu sr- sra srd sre srg srr srs srt ss- ssa ssd sse ssg ssr sss sst ssu sta std ste stg str sts stt stu sua sud sue sug sur sus sut suu taa tad tae tag tar tas tat tau tda tdd tde tdg tdr tds tdt tdu te- tea ted tee teg ter tes tet teu tga tge tgg tgr tgs tgt tgu tra trd tre trg trr trs trt tru tsa tsd tse tsg tsr tss tst tsu tta ttd tte ttg ttr tts ttt ttu tua tud tue tug tur tus tut tuu ua- uaa uad uae uag uar uas uat uau uda udd ude udg udr uds udt udu uea ued uee ueg uer ues uet uga uge ugg ugr ugs ugt ugu ur- ura urd ure urg urr urs urt uru usa usd use usg usr uss ust usu uta utd ute utr uts utt utu uua uue uug uur uus uut uuu