-er ddd dde ddf ddm ddn ddo ddr ddz de- ded dee def dem den deo der dez dfd dfe dff dfm dfn dfo dfr dfz dmd dme dmf dmm dmn dmo dmr dmz dnd dne dnf dnm dnn dno dnr dnz dod doe dof dom don doo dor doz drd dre drm drn dro drr drz dzd dze dzo dzr ed- edd ede edf edm edn edo edr eed eee eef eem een eeo eer ef- efd efe eff efm efo efr em- emd eme emf emm emn emo emr en- end ene enf enm enn eno enr enz eo- eod eoe eof eom eon eoo eor erd ere erf erm ern ero err erz eze ezf ezo ezr ezz fdd fde fdf fdm fdn fdo fdr fed fee fef fem fen feo fer fez ffd ffe fff ffm ffn ffo ffr ffz fmd fme fmf fmm fmn fmo fmr fnd fne fnf fnm fnn fnr fnz foe fof fom fon foo for foz frd fre frf frm frn fro frr fzd m-f m-o m-r mdd mde mdf mdm mdn mdo mdr mdz med mee mef mem men meo mer mez mfd mfe mff mfm mfn mfo mfr mfz mmd mme mmf mmm mmn mmo mmr mmz mne mnf mnm mnn mno mnr mnz mod moe mof mom mon moo mor moz mrd mre mrf mrm mrn mro mrr mrz mzf mzm mzn ndd nde ndf ndm ndn ndo ndr ne- ned nee nef nem nen neo ner nez nfd nfe nff nfn nfo nfr nmd nme nmm nmn nmo nmr nmz nne nnf nnm nnn nno nnz no- nod noe nof nom non noo nor noz nrd nre nrf nrm nrn nro nrr nrz nzd nze nzf nzo nzz odd ode odf odm odn odo odr oed oee oef oem oen oeo oer of- ofd ofe off ofm ofn ofo ofr ofz om- omd ome omf omm omn omo omr omz on- ond one onf onn ono onr oo- ood oof oom oon ooo oor or- ord ore orf orm orn oro orr orz oze ozm ozo ozz rdd rde rdf rdm rdn rdo rdr re- red ree ref rem ren reo rer rez rfd rfe rff rfm rfn rfo rfr rfz rmd rme rmf rmm rmn rmo rmr rnd rnm rnn rno rnr rnz rod roe rof rom ron roo ror roz rrd rrf rrm rrn rrr rze rzm rzo zdf zdm zed zee zef zem zen zeo zer zez zfd zfn zfr zmd zmm znd zne znn zno zo- zod zoe zof zom zon zoo zor zro zzr zzz