-er -ey ddd dde ddf ddi ddo ddr dds ddy de- ded dee def dei deo der des dey dfd dfe dff dfi dfo dfr dfs di- did die dif dii dio dir dis diy dod doe dof doi doo dor dos doy drd dre dri dro drr drs dry dsd dse dsf dsi dso dsr dss dsy dy- dyd dye dyo dyr dys dyy ed- edd ede edf edi edo edr eds edy eed eee eef eeo eer ees eey ef- efd efe eff efi efo efr efs eid eie eif eii eio eir eis eo- eod eoe eof eoi eoo eor eos erd ere erf eri ero err ers ery es- esd ese esf esi eso esr ess esy eyd eye eyo eyr eys fdd fde fdf fdi fdo fdr fds fed fee fef fei feo fer fes fey ffd ffe fff ffi ffo ffr ffs ffy fid fie fif fii fir fis foe fof foi foo for fos foy frd fre frf fri fro frr frs fry fsd fse fsf fsi fso fsr fss fy- fye fyi fyo i-d i-f idd ide idf idi ido idr ids idy ie- ied iee ief iei ier ies iey ifd ife iff ifi ifo ifr ifs ify iid iie iif iii iio iir iis io- iod ioe iof ioi ioo ior ios ir- ird ire irf iri iro irr irs iry is- isd ise isf isi iso isr iss isy iye iyo iyr iys iyy o-i odd ode odf odi odo odr ods oed oee oef oei oeo oer oes oey of- ofd ofe off ofi ofo ofr ofs oid oie oif oii oio oir ois oo- ood oof ooi ooo oor oos or- ord ore orf ori oro orr ors ory os- osd ose osf osi oso osr oss oyd oye oyi oyo oys rdd rde rdf rdi rdo rdr rds rdy re- red ree ref rei reo rer res rey rfd rfe rff rfi rfo rfr rfs rid rie rif rii rio rir ris riy rod roe rof roi roo ror ros roy rrd rrf rri rrr rrs rsd rse rsf rsi rso rsr rss ry- ryd rye ryf ryo ryr rys ryy sdd sde sdf sdi sdo sdr sds sdy se- sed see sef sei seo ser ses sey sfd sfe sff sfi sfo sfr sfs sid sie sif sii sio sir sis sod soe sof soi soo sor sos soy sr- srd sre srf sri sro srr srs sry ss- ssd sse ssf ssi sso ssr sss sy- syd sye syi syr sys yde ydo yds ydy yed yee yef yei yeo yer yes yey yfd yfe yff yfr yfs yid yie yif yii yio yir yis yod yoe yof yoi yoo yor yos yoy yre yrf yro yrs yse ysi yso ysr yss ysy yye yyf yys yyy