-er -ey ddd dde ddn ddo ddr dds ddt ddy de- ded dee den deo der des det dey dnd dne dnn dno dnr dns dnt dny dod doe don doo dor dos dot doy drd dre drn dro drr drs drt dry dsd dse dsn dso dsr dss dst dsy dtd dte dtn dto dtr dts dtt dty dy- dyd dye dyn dyo dyr dys dyy ed- edd ede edn edo edr eds edt edy eed eee een eeo eer ees eet eey en- end ene enn eno enr ens ent eny eo- eod eoe eon eoo eor eos eot erd ere ern ero err ers ert ery es- esd ese esn eso esr ess est esy etd ete etn eto etr ets ett ety eyd eye eyn eyo eyr eys eyt ndd nde ndn ndo ndr nds ndt ndy ne- ned nee nen neo ner nes net ney nne nnn nno nns nnt no- nod noe non noo nor nos not noy nrd nre nrn nro nrr nrs nrt nry nsd nse nsn nso nsr nss nst nsy ntd nte ntn nto ntr nts ntt nyd nye nyn nyo nys nyt nyy odd ode odn odo odr ods odt oed oee oen oeo oer oes oet oey on- ond one onn ono onr ons ont ony oo- ood oon ooo oor oos oot or- ord ore orn oro orr ors ort ory os- osd ose osn oso osr oss ost ot- otd ote otn oto otr ots ott oyd oye oyo oys rdd rde rdn rdo rdr rds rdt rdy re- red ree ren reo rer res ret rey rnd rnn rno rnr rns rnt rny rod roe ron roo ror ros rot roy rrd rrn rrr rrs rrt rsd rse rsn rso rsr rss rst rtd rte rtn rto rtr rts rtt rty ry- ryd rye ryn ryo ryr rys ryy sdd sde sdn sdo sdr sds sdt sdy se- sed see sen seo ser ses set sey snd sne snn sno snr sns snt sny sod soe son soo sor sos sot soy sr- srd sre srn sro srr srs srt sry ss- ssd sse ssn sso ssr sss sst std ste stn sto str sts stt sty sy- syd sye syn syr sys syt tdd tde tdn tdo tdr tds tdt tdy te- ted tee ten teo ter tes tet tey tnd tne tnn tno tnr tns tnt to- tod toe ton too tor tos tot toy trd tre trn tro trr trs trt try tsd tse tsn tso tsr tss tst tsy ttd tte ttn tto ttr tts ttt tty tyd tye tyn tyo tyr tys tyt yde ydn ydo yds ydt ydy yed yee yen yeo yer yes yet yey ynd yne ynn yns yny yod yoe yon yoo yor yos yot yoy yre yrn yro yrs yrt yse yso ysr yss yst ysy ytd yte ytn yto ytr yts ytt yye yys yyt yyy