-er a-a a-i a-t aaa aad aae aai aar aas aat aau ad- ada add ade adi adr ads adt adu aea aed aee aei aer aes aet aeu ai- aia aid aie aii air ais ait aiu ar- ara ard are ari arr ars art aru as- asa asd ase asi asr ass ast asu at- ata atd ate ati atr ats att atu au- aua aud aue aui aur aus aut daa dad dae dai dar das dat dau dda ddd dde ddi ddr dds ddt ddu de- dea ded dee dei der des det deu di- dia did die dii dir dis dit diu dra drd dre dri drr drs drt dru dsa dsd dse dsi dsr dss dst dsu dta dtd dte dti dtr dts dtt dtu dua dud due dui dur dus dut eaa ead eae eai ear eas eat eau ed- eda edd ede edi edr eds edt edu eea eed eee eer ees eet eia eid eie eii eir eis eit eiu era erd ere eri err ers ert eru es- esa esd ese esi esr ess est esu eta etd ete eti etr ets ett etu eu- eua eud eue eui eur eus eut i-d ia- iaa iad iae iai iar ias iat iau ida idd ide idi idr ids idt idu ie- iea ied iee iei ier ies iet iia iid iie iii iir iis iit iiu ir- ira ird ire iri irr irs irt iru is- isa isd ise isi isr iss ist isu ita itd ite iti its itt itu iu- iua iud iue iui iur ius iut ra- raa rad rae rai rar ras rat rau rda rdd rde rdi rdr rds rdt rdu re- rea red ree rei rer res ret reu ria rid rie rii rir ris rit rra rrd rri rrr rrs rrt rru rsa rsd rse rsi rsr rss rst rsu rta rtd rte rti rtr rts rtt rtu rua rud rue rui rur rus rut ruu saa sad sae sai sar sas sat sau sda sdd sde sdi sdr sds sdt sdu se- sea sed see sei ser ses set seu sia sid sie sii sir sis sit siu sr- sra srd sre sri srr srs srt ss- ssa ssd sse ssi ssr sss sst ssu sta std ste sti str sts stt stu sua sud sue sui sur sus sut suu taa tad tae tai tar tas tat tau tda tdd tde tdi tdr tds tdt tdu te- tea ted tee tei ter tes tet teu tia tid tie tii tir tis tit tiu tra trd tre tri trr trs trt tru tsa tsd tse tsi tsr tss tst tsu tta ttd tte tti ttr tts ttt ttu tua tud tue tui tur tus tut tuu ua- uaa uad uae uai uar uas uat uau uda udd ude udi udr uds udt udu uea ued uee uei uer ues uet uia uid uie uii uir uis uit uiu ur- ura urd ure uri urr urs urt uru usa usd use usi usr uss ust usu uta utd ute uti utr uts utt utu uua uue uur uus uut uuu