-er -ey ddd dde ddf ddi ddn ddo ddr ddx ddy de- ded dee def dei den deo der dex dey dfd dfe dff dfi dfn dfo dfr dfx di- did die dif dii din dio dir dix diy dnd dne dnf dni dnn dno dnr dny dod doe dof doi don doo dor dox doy drd dre dri drn dro drr drx dry dxd dxi dxn dxo dxr dxx dy- dyd dye dyn dyo dyr dyy ed- edd ede edf edi edn edo edr edx edy eed eee eef een eeo eer eex eey ef- efd efe eff efi efo efr efx eid eie eif eii ein eio eir eix en- end ene enf eni enn eno enr eny eo- eod eoe eof eoi eon eoo eor erd ere erf eri ern ero err ery ex- exd exe exi exo exr exx exy eyd eye eyn eyo eyr fdd fde fdf fdi fdn fdo fdr fdx fed fee fef fei fen feo fer fex fey ffd ffe fff ffi ffn ffo ffr ffx ffy fid fie fif fii fin fir fix fnd fne fnf fni fnn fnr fnx foe fof foi fon foo for fox foy frd fre frf fri frn fro frr fry fxe fxi fxr fxx fy- fye fyi fyn fyo i-d i-f idd ide idf idi idn ido idr idx idy ie- ied iee ief iei ien ier iex iey ifd ife iff ifi ifn ifo ifr ifx ify iid iie iif iii iin iio iir iix in- ind ine inf ini inn ino inr inx iny io- iod ioe iof ioi ion ioo ior ir- ird ire irf iri irn iro irr irx iry ixe ixi ixn ixy iye iyo iyr iyy n-i ndd nde ndf ndi ndn ndo ndr ndy ne- ned nee nef nei nen neo ner nex ney nfd nfe nff nfi nfn nfo nfr nid nie nif nii nin nio nir nix nne nnf nni nnn nno no- nod noe nof noi non noo nor nox noy nrd nre nrf nri nrn nro nrr nrx nry nxd nyd nye nyf nyn nyo nyx nyy o-i odd ode odf odi odn odo odr oed oee oef oei oen oeo oer oex oey of- ofd ofe off ofi ofn ofo ofr ofx oid oie oif oii oin oio oir on- ond one onf oni onn ono onr onx ony oo- ood oof ooi oon ooo oor oox or- ord ore orf ori orn oro orr orx ory ox- oxf oxi oxn oxo oxx oxy oyd oye oyi oyo rdd rde rdf rdi rdn rdo rdr rdx rdy re- red ree ref rei ren reo rer rex rey rfd rfe rff rfi rfn rfo rfr rid rie rif rii rin rio rir rix riy rnd rni rnn rno rnr rny rod roe rof roi ron roo ror rox roy rrd rrf rri rrn rrr rxr ry- ryd rye ryf ryn ryo ryr ryy xde xdf xdi xdr xed xee xen xer xex xfe xfn xfx xie xii xin xio xix xno xod xof xoi xon xoo xor xox xrd xrf xrx xry xxi xxo xxx xxy xyr xyy yde ydn ydo ydy yed yee yef yei yen yeo yer yex yey yfd yfe yff yfr yid yie yif yii yin yio yir ynd yne ynn yny yod yoe yof yoi yon yoo yor yox yoy yre yrf yrn yro yxe yxy yye yyf yyy