-er -ey ddd dde ddi ddo ddr dds ddy de- ded dee dei deo der des dev dey di- did die dii dio dir dis div diy dod doe doi doo dor dos dov doy drd dre dri dro drr drs drv dry dsd dse dsi dso dsr dss dsv dsy dvd dve dvi dvr dvs dy- dyd dye dyo dyr dys dyy ed- edd ede edi edo edr eds edy eed eee eeo eer ees eev eey eid eie eii eio eir eis eiv eo- eod eoe eoi eoo eor eos erd ere eri ero err ers erv ery es- esd ese esi eso esr ess esv esy evd eve evi evo evr evs evv evy eyd eye eyo eyr eys i-d i-v idd ide idi ido idr ids idv idy ie- ied iee iei ier ies iev iey iid iie iii iio iir iis io- iod ioe ioi ioo ior ios iov ir- ird ire iri iro irr irs irv iry is- isd ise isi iso isr iss isv isy ivd ive ivi ivo ivr ivs ivv ivy iye iyo iyr iys iyy o-i odd ode odi odo odr ods odv oed oee oei oeo oer oes oey oid oie oii oio oir ois oiv oo- ood ooi ooo oor oos oov or- ord ore ori oro orr ors orv ory os- osd ose osi oso osr oss osv ov- ovd ove ovi ovo ovs ovv oyd oye oyi oyo oys rdd rde rdi rdo rdr rds rdv rdy re- red ree rei reo rer res rev rey rid rie rii rio rir ris riv riy rod roe roi roo ror ros rov roy rrd rri rrr rrs rsd rse rsi rso rsr rss rsv rvd rve rvi rvo rvr rvs rvv rvy ry- ryd rye ryo ryr rys ryy sdd sde sdi sdo sdr sds sdv sdy se- sed see sei seo ser ses sev sey sid sie sii sio sir sis siv sod soe soi soo sor sos sov soy sr- srd sre sri sro srr srs srv sry ss- ssd sse ssi sso ssr sss ssv svd sve svi svo svr svs svv svy sy- syd sye syi syr sys v-e vdd vde vdi vdo vdr vds vdv ved vee vei veo ver ves vey vi- vid vie vii vio vir vis viv viy vod voe voi voo vor vos vov voy vrd vre vri vrr vrs vry vsd vse vsi vso vsr vss vsv vvi vvo vvr vvs vvv vyd vye yde ydo yds ydy yed yee yei yeo yer yes yev yey yid yie yii yio yir yis yod yoe yoi yoo yor yos yoy yre yro yrs yse ysi yso ysr yss ysy yve yvi yvo yvr yvy yye yys yyy