-er ddd dde ddf ddi ddn ddo ddr ddz de- ded dee def dei den deo der dez dfd dfe dff dfi dfn dfo dfr dfz di- did die dif dii din dio dir diz dnd dne dnf dni dnn dno dnr dnz dod doe dof doi don doo dor doz drd dre dri drn dro drr drz dzd dze dzi dzo dzr ed- edd ede edf edi edn edo edr eed eee eef een eeo eer ef- efd efe eff efi efo efr eid eie eif eii ein eio eir en- end ene enf eni enn eno enr enz eo- eod eoe eof eoi eon eoo eor erd ere erf eri ern ero err erz eze ezf ezo ezr ezz fdd fde fdf fdi fdn fdo fdr fed fee fef fei fen feo fer fez ffd ffe fff ffi ffn ffo ffr ffz fid fie fif fii fin fir fiz fnd fne fnf fni fnn fnr fnz foe fof foi fon foo for foz frd fre frf fri frn fro frr fzd i-d i-f idd ide idf idi idn ido idr ie- ied iee ief iei ien ier ifd ife iff ifi ifn ifo ifr ifz iid iie iif iii iin iio iir in- ind ine inf ini inn ino inr io- iod ioe iof ioi ion ioo ior ir- ird ire irf iri irn iro irr ize izi izo izz n-i ndd nde ndf ndi ndn ndo ndr ne- ned nee nef nei nen neo ner nez nfd nfe nff nfi nfn nfo nfr nid nie nif nii nin nio nir niz nne nnf nni nnn nno nnz no- nod noe nof noi non noo nor noz nrd nre nrf nri nrn nro nrr nrz nzd nze nzf nzi nzo nzz o-i odd ode odf odi odn odo odr oed oee oef oei oen oeo oer of- ofd ofe off ofi ofn ofo ofr ofz oid oie oif oii oin oio oir oiz on- ond one onf oni onn ono onr oo- ood oof ooi oon ooo oor or- ord ore orf ori orn oro orr orz oze ozo ozz rdd rde rdf rdi rdn rdo rdr re- red ree ref rei ren reo rer rez rfd rfe rff rfi rfn rfo rfr rfz rid rie rif rii rin rio rir riz rnd rni rnn rno rnr rnz rod roe rof roi ron roo ror roz rrd rrf rri rrn rrr rze rzo zdf zed zee zef zen zeo zer zez zfd zfn zfr zid zie zif zin zio zir ziz znd zne znn zno zo- zod zoe zof zoi zon zoo zor zro zzr zzz