-er ddd dde ddg ddl ddn ddr de- ded dee deg del den der dev dgd dge dgg dgl dgn dgr dl- dld dle dlg dll dlr dlv dnd dne dng dnl dnn dnr drd dre drg drl drn drr drv dvd dve dvg dvl dvn dvr ed- edd ede edg edl edn edr eed eee eeg eel een eer eev egd ege egg egl egn egr eld ele elg ell eln elr elv en- end ene eng enl enn enr env erd ere erg erl ern err erv evd eve evg evl evn evr evv g-d gdd gde gdl gdn gdr gdv ge- ged gee geg gel gen ger gev ggd ggg ggn ggr ggv gld gle glg gll gln glr glv gnd gne gnl gnn gnr gnv grd gre grg grl grn grr grv gvd gve gvg gvl gvn gvr ldd lde ldg ldl ldn ldr ldv led lee leg lel len ler lev lgd lge lgg lgl lgn lgr lgv lld lle llg lll lln llr llv lnd lne lng lnl lnn lnr lrd lrg lrn lrr lrv lvd lve lvg lvl lvn lvr lvv ndd nde ndg ndl ndn ndr ndv ne- ned nee neg nel nen ner nev ngd nge ngg ngl ngn nld nle nlg nll nln nlr nlv nne nng nnl nnn nnv nrd nre nrg nrl nrn nrr nrv nvd nve nvg nvl nvn nvv rdd rde rdg rdl rdn rdr rdv re- red ree reg rel ren rer rev rgd rge rgg rgn rgr rgv rld rle rlg rll rln rlr rnd rng rnn rnr rnv rrd rrg rrl rrn rrr rvd rve rvg rvl rvn rvr rvv v-e vdd vde vdg vdl vdr vdv ved vee veg vel ven ver vgg vgl vgn vgr vl- vld vle vll vlv vn- vnd vng vnl vnr vnv vrd vre vrg vrn vrr vvg vvr vvv