-er -ey ddd dde ddi ddo ddr dds ddt ddu ddy de- ded dee dei deo der des det deu dey di- did die dii dio dir dis dit diu diy dod doe doi doo dor dos dot dou doy drd dre dri dro drr drs drt dru dry dsd dse dsi dso dsr dss dst dsu dsy dtd dte dti dto dtr dts dtt dtu dty dud due dui duo dur dus dut duy dy- dyd dye dyo dyr dys dyu dyy ed- edd ede edi edo edr eds edt edu edy eed eee eeo eer ees eet eey eid eie eii eio eir eis eit eiu eo- eod eoe eoi eoo eor eos eot eou erd ere eri ero err ers ert eru ery es- esd ese esi eso esr ess est esu esy etd ete eti eto etr ets ett etu ety eu- eud eue eui eur eus eut eyd eye eyo eyr eys eyt i-d idd ide idi ido idr ids idt idu idy ie- ied iee iei ier ies iet iey iid iie iii iio iir iis iit iiu io- iod ioe ioi ioo ior ios iot iou ir- ird ire iri iro irr irs irt iru iry is- isd ise isi iso isr iss ist isu isy itd ite iti ito its itt itu ity iu- iud iue iui iur ius iut iye iyo iyr iys iyt iyy o-i odd ode odi odo odr ods odt odu oed oee oei oeo oer oes oet oey oid oie oii oio oir ois oit oiu oo- ood ooi ooo oor oos oot or- ord ore ori oro orr ors ort oru ory os- osd ose osi oso osr oss ost osu ot- otd ote oti oto otr ots ott otu ou- oud oue oui ouo our ous out oyd oye oyi oyo oys rdd rde rdi rdo rdr rds rdt rdu rdy re- red ree rei reo rer res ret reu rey rid rie rii rio rir ris rit riy rod roe roi roo ror ros rot rou roy rrd rri rrr rrs rrt rru rsd rse rsi rso rsr rss rst rsu rtd rte rti rto rtr rts rtt rtu rty rud rue rui ruo rur rus rut ruu ruy ry- ryd rye ryo ryr rys ryu ryy sdd sde sdi sdo sdr sds sdt sdu sdy se- sed see sei seo ser ses set seu sey sid sie sii sio sir sis sit siu sod soe soi soo sor sos sot sou soy sr- srd sre sri sro srr srs srt sry ss- ssd sse ssi sso ssr sss sst ssu std ste sti sto str sts stt stu sty sud sue sui suo sur sus sut suu suy sy- syd sye syi syr sys syt syu tdd tde tdi tdo tdr tds tdt tdu tdy te- ted tee tei teo ter tes tet teu tey tid tie tii tio tir tis tit tiu tiy to- tod toe toi too tor tos tot tou toy trd tre tri tro trr trs trt tru try tsd tse tsi tso tsr tss tst tsu tsy ttd tte tti tto ttr tts ttt ttu tty tud tue tui tuo tur tus tut tuu tuy tyd tye tyo tyr tys tyt udd ude udi udo udr uds udt udu ued uee uei uer ues uet uey uid uie uii uio uir uis uit uiu uod uoe uoo uor uos uot ur- urd ure uri uro urr urs urt uru ury usd use usi uso usr uss ust usu utd ute uti uto utr uts utt utu uty uue uur uus uut uuu uyi uyo uys uyu yde ydo yds ydt ydy yed yee yei yeo yer yes yet yey yid yie yii yio yir yis yit yod yoe yoi yoo yor yos yot you yoy yre yro yrs yrt yru yse ysi yso ysr yss yst ysu ysy ytd yte yto ytr yts ytt ytu yud yue yui yuo yur yus yut yuu yuy yye yys yyt yyu yyy