-er ddd dde ddf ddg ddi ddn ddo ddr de- ded dee def deg dei den deo der dev dfd dfe dff dfg dfi dfn dfo dfr dfv dgd dge dgf dgg dgi dgn dgr di- did die dif dig dii din dio dir div dnd dne dnf dng dni dnn dno dnr dod doe dof dog doi don doo dor dov drd dre drg dri drn dro drr drv dvd dve dvg dvi dvn dvr ed- edd ede edf edg edi edn edo edr eed eee eef eeg een eeo eer eev ef- efd efe eff efg efi efo efr egd ege egf egg egi egn ego egr eid eie eif eig eii ein eio eir eiv en- end ene enf eng eni enn eno enr env eo- eod eoe eof eog eoi eon eoo eor erd ere erf erg eri ern ero err erv evd eve evf evg evi evn evo evr evv fdd fde fdf fdg fdi fdn fdo fdr fed fee fef feg fei fen feo fer fev ffd ffe fff ffg ffi ffn ffo ffr ffv fgd fge fgf fgg fgi fgn fgr fgv fid fie fif fig fii fin fir fnd fne fnf fng fni fnn fnr fnv foe fof fog foi fon foo for frd fre frf frg fri frn fro frr fvd fvg g-d gdd gde gdf gdi gdn gdo gdr gdv ge- ged gee gef geg gei gen geo ger gev gfd gfe gff gfi gfo gfr ggd ggg ggi ggn ggo ggr ggv gid gie gif gig gii gin gio gir giv gnd gne gnf gni gnn gno gnr gnv god goe gof gog goi gon goo gor gov grd gre grf grg gri grn gro grr grv gvd gve gvf gvg gvi gvn gvo gvr i-d i-f i-v idd ide idf idg idi idn ido idr idv ie- ied iee ief ieg iei ien ier iev ifd ife iff ifg ifi ifn ifo ifr igd ige igf igg igi ign igo igr iid iie iif iii iin iio iir in- ind ine inf ing ini inn ino inr inv io- iod ioe iof iog ioi ion ioo ior iov ir- ird ire irf irg iri irn iro irr irv ivd ive ivf ivg ivi ivo ivr ivv n-i ndd nde ndf ndg ndi ndn ndo ndr ndv ne- ned nee nef neg nei nen neo ner nev nfd nfe nff nfi nfn nfo nfr nfv ngd nge ngf ngg ngi ngn ngo nid nie nif nig nii nin nio nir niv nne nnf nng nni nnn nno nnv no- nod noe nof nog noi non noo nor nov nrd nre nrf nrg nri nrn nro nrr nrv nvd nve nvg nvi nvn nvv o-i odd ode odf odg odi odn odo odr odv oed oee oef oeg oei oen oeo oer of- ofd ofe off ofg ofi ofn ofo ofr ofv ogd oge ogf ogg ogi ogn ogo oid oie oif oii oin oio oir oiv on- ond one onf ong oni onn ono onr oo- ood oof oog ooi oon ooo oor oov or- ord ore orf org ori orn oro orr orv ov- ovd ove ovf ovi ovo ovv rdd rde rdf rdg rdi rdn rdo rdr rdv re- red ree ref reg rei ren reo rer rev rfd rfe rff rfg rfi rfn rfo rfr rfv rgd rge rgf rgg rgi rgn rgo rgr rgv rid rie rif rig rii rin rio rir riv rnd rng rni rnn rno rnr rnv rod roe rof rog roi ron roo ror rov rrd rrf rrg rri rrn rrr rvd rve rvf rvg rvi rvn rvo rvr rvv v-e vdd vde vdf vdg vdi vdo vdr vdv ved vee vef veg vei ven veo ver vfd vff vfg vfi vfn vfr vfv vgf vgg vgn vgo vgr vi- vid vie vif vig vii vin vio vir viv vn- vnd vnf vng vni vno vnr vnv vod voe vof vog voi von voo vor vov vrd vre vrf vrg vri vrn vrr vvg vvi vvo vvr vvv