-er ddd dde ddf ddg ddl ddn ddr de- ded dee def deg del den der dfd dfe dff dfg dfl dfn dfr dgd dge dgf dgg dgl dgn dgr dl- dld dle dlf dlg dll dlr dnd dne dnf dng dnl dnn dnr drd dre drg drl drn drr ed- edd ede edf edg edl edn edr eed eee eef eeg eel een eer ef- efd efe eff efg efl efr egd ege egf egg egl egn egr eld ele elf elg ell eln elr en- end ene enf eng enl enn enr erd ere erf erg erl ern err fdd fde fdf fdg fdl fdn fdr fed fee fef feg fel fen fer ffd ffe fff ffg ffl ffn ffr fgd fge fgf fgg fgl fgn fgr fld fle flf flg fll fln flr fnd fne fnf fng fnl fnn fnr frd fre frf frg frl frn frr g-d gdd gde gdf gdl gdn gdr ge- ged gee gef geg gel gen ger gfd gfe gff gfl gfr ggd ggg ggn ggr gld gle glf glg gll gln glr gnd gne gnf gnl gnn gnr grd gre grf grg grl grn grr ldd lde ldf ldg ldl ldn ldr led lee lef leg lel len ler lfd lfe lff lfg lfl lfn lfr lgd lge lgf lgg lgl lgn lgr lld lle llf llg lll lln llr lnd lne lng lnl lnn lnr lrd lrf lrg lrn lrr ndd nde ndf ndg ndl ndn ndr ne- ned nee nef neg nel nen ner nfd nfe nff nfl nfn nfr ngd nge ngf ngg ngl ngn nld nle nlf nlg nll nln nlr nne nnf nng nnl nnn nrd nre nrf nrg nrl nrn nrr rdd rde rdf rdg rdl rdn rdr re- red ree ref reg rel ren rer rfd rfe rff rfg rfl rfn rfr rgd rge rgf rgg rgn rgr rld rle rlf rlg rll rln rlr rnd rng rnn rnr rrd rrf rrg rrl rrn rrr