-er -ey ddd dde ddf ddi ddr dds ddy de- ded dee def dei der des dev dey dfd dfe dff dfi dfr dfs dfv di- did die dif dii dir dis div diy drd dre dri drr drs drv dry dsd dse dsf dsi dsr dss dsv dsy dvd dve dvi dvr dvs dy- dyd dye dyr dys dyy ed- edd ede edf edi edr eds edy eed eee eef eer ees eev eey ef- efd efe eff efi efr efs eid eie eif eii eir eis eiv erd ere erf eri err ers erv ery es- esd ese esf esi esr ess esv esy evd eve evf evi evr evs evv evy eyd eye eyr eys fdd fde fdf fdi fdr fds fed fee fef fei fer fes fev fey ffd ffe fff ffi ffr ffs ffv ffy fid fie fif fii fir fis frd fre frf fri frr frs fry fsd fse fsf fsi fsr fss fsv fvd fy- fye fyi i-d i-f i-v idd ide idf idi idr ids idv idy ie- ied iee ief iei ier ies iev iey ifd ife iff ifi ifr ifs ify iid iie iif iii iir iis ir- ird ire irf iri irr irs irv iry is- isd ise isf isi isr iss isv isy ivd ive ivf ivi ivr ivs ivv ivy iye iyr iys iyy rdd rde rdf rdi rdr rds rdv rdy re- red ree ref rei rer res rev rey rfd rfe rff rfi rfr rfs rfv rid rie rif rii rir ris riv riy rrd rrf rri rrr rrs rsd rse rsf rsi rsr rss rsv rvd rve rvf rvi rvr rvs rvv rvy ry- ryd rye ryf ryr rys ryy sdd sde sdf sdi sdr sds sdv sdy se- sed see sef sei ser ses sev sey sfd sfe sff sfi sfr sfs sfv sid sie sif sii sir sis siv sr- srd sre srf sri srr srs srv sry ss- ssd sse ssf ssi ssr sss ssv svd sve svf svi svr svs svv svy sy- syd sye syi syr sys v-e vdd vde vdf vdi vdr vds vdv ved vee vef vei ver ves vey vfd vff vfi vfr vfs vfv vi- vid vie vif vii vir vis viv viy vrd vre vrf vri vrr vrs vry vsd vse vsf vsi vsr vss vsv vvi vvr vvs vvv vyd vye vyf yde yds ydy yed yee yef yei yer yes yev yey yfd yfe yff yfr yfs yid yie yif yii yir yis yre yrf yrs yse ysi ysr yss ysy yve yvi yvr yvy yye yyf yys yyy