-er -ey ddd dde ddo ddp ddr dds ddt ddy de- ded dee deo dep der des det dey dod doe doo dop dor dos dot doy dpd dpe dpo dpp dpr dps dpt drd dre dro drp drr drs drt dry dsd dse dso dsp dsr dss dst dsy dtd dte dto dtp dtr dts dtt dty dy- dyd dye dyo dyp dyr dys dyy ed- edd ede edo edp edr eds edt edy eed eee eeo eep eer ees eet eey eo- eod eoe eoo eop eor eos eot ep- epd epe epo epp epr eps ept erd ere ero erp err ers ert ery es- esd ese eso esp esr ess est esy etd ete eto etp etr ets ett ety eyd eye eyo eyp eyr eys eyt odd ode odo odp odr ods odt oed oee oeo oep oer oes oet oey oo- ood ooo oop oor oos oot op- opd ope opo opp opr ops opt opy or- ord ore oro orp orr ors ort ory os- osd ose oso osp osr oss ost ot- otd ote oto otp otr ots ott oyd oye oyo oys p-p pdd pde pdo pdp pdr pds pdt ped pee peo pep per pes pet pey pod poe poo pop por pos pot poy ppd ppe ppo ppp ppr pps ppt prd pre pro prp prr prs prt pry ps- psd pse pso psp psr pss pst psy pt- ptd pte pto ptp ptr pts ptt pty py- pyd pye pyo pyr pys pyt rdd rde rdo rdp rdr rds rdt rdy re- red ree reo rep rer res ret rey rod roe roo rop ror ros rot roy rpd rpe rpo rpp rpr rps rpt rrd rrp rrr rrs rrt rsd rse rso rsp rsr rss rst rtd rte rto rtp rtr rts rtt rty ry- ryd rye ryo ryr rys ryy sdd sde sdo sdp sdr sds sdt sdy se- sed see seo sep ser ses set sey sod soe soo sop sor sos sot soy spd spe spo spp spr sps spt spy sr- srd sre sro srp srr srs srt sry ss- ssd sse sso ssp ssr sss sst std ste sto stp str sts stt sty sy- syd sye syp syr sys syt tdd tde tdo tdp tdr tds tdt tdy te- ted tee teo tep ter tes tet tey to- tod toe too top tor tos tot toy tpd tpe tpo tpp tpr tps tpt trd tre tro trp trr trs trt try tsd tse tso tsp tsr tss tst tsy ttd tte tto ttp ttr tts ttt tty tyd tye tyo typ tyr tys tyt yde ydo yds ydt ydy yed yee yeo yep yer yes yet yey yod yoe yoo yop yor yos yot yoy ypd ypo yps yre yro yrp yrs yrt yse yso ysp ysr yss yst ysy ytd yte yto ytp ytr yts ytt yye yys yyt yyy