-ey ddd dde ddf ddo dds ddt ddy de- ded dee def deo des det dev dey dfd dfe dff dfo dfs dft dfv dod doe dof doo dos dot dov doy dsd dse dsf dso dss dst dsv dsy dtd dte dtf dto dts dtt dtv dty dvd dve dvs dvt dy- dyd dye dyo dys dyy ed- edd ede edf edo eds edt edy eed eee eef eeo ees eet eev eey ef- efd efe eff efo efs eft eo- eod eoe eof eoo eos eot es- esd ese esf eso ess est esv esy etd ete etf eto ets ett etv ety evd eve evf evo evs evt evv evy eyd eye eyo eys eyt fdd fde fdf fdo fds fdt fed fee fef feo fes fet fev fey ffd ffe fff ffo ffs fft ffv ffy foe fof foo fos fot foy fsd fse fsf fso fss fst fsv ftd fte ftf fto fts ftt ftv fty fvd fvt fy- fye fyo odd ode odf odo ods odt odv oed oee oef oeo oes oet oey of- ofd ofe off ofo ofs oft ofv oo- ood oof ooo oos oot oov os- osd ose osf oso oss ost osv ot- otd ote otf oto ots ott otv ov- ovd ove ovf ovo ovs ovv oyd oye oyo oys sdd sde sdf sdo sds sdt sdv sdy se- sed see sef seo ses set sev sey sfd sfe sff sfo sfs sft sfv sod soe sof soo sos sot sov soy ss- ssd sse ssf sso sss sst ssv std ste stf sto sts stt stv sty svd sve svf svo svs svt svv svy sy- syd sye sys syt tdd tde tdf tdo tds tdt tdv tdy te- ted tee tef teo tes tet tev tey tfd tfe tff tfo tfs tft to- tod toe tof too tos tot tov toy tsd tse tsf tso tss tst tsv tsy ttd tte ttf tto tts ttt ttv tty tvd tve tvf tvo tvs tvt tvy tyd tye tyf tyo tys tyt v-e vdd vde vdf vdo vds vdt vdv ved vee vef veo ves vet vey vfd vff vfs vft vfv vod voe vof voo vos vot vov voy vsd vse vsf vso vss vst vsv vte vto vts vtt vtv vty vvo vvs vvt vvv vyd vye vyf vyt yde ydo yds ydt ydy yed yee yef yeo yes yet yev yey yfd yfe yff yfs yft yod yoe yof yoo yos yot yoy yse yso yss yst ysy ytd yte ytf yto yts ytt ytv yve yvo yvy yye yyf yys yyt yyy