-er ddd dde ddf ddi ddn ddr de- ded dee def dei den der dev dfd dfe dff dfi dfn dfr dfv di- did die dif dii din dir div dnd dne dnf dni dnn dnr drd dre dri drn drr drv dvd dve dvi dvn dvr ed- edd ede edf edi edn edr eed eee eef een eer eev ef- efd efe eff efi efr eid eie eif eii ein eir eiv en- end ene enf eni enn enr env erd ere erf eri ern err erv evd eve evf evi evn evr evv fdd fde fdf fdi fdn fdr fed fee fef fei fen fer fev ffd ffe fff ffi ffn ffr ffv fid fie fif fii fin fir fnd fne fnf fni fnn fnr fnv frd fre frf fri frn frr fvd i-d i-f i-v idd ide idf idi idn idr idv ie- ied iee ief iei ien ier iev ifd ife iff ifi ifn ifr iid iie iif iii iin iir in- ind ine inf ini inn inr inv ir- ird ire irf iri irn irr irv ivd ive ivf ivi ivr ivv n-i ndd nde ndf ndi ndn ndr ndv ne- ned nee nef nei nen ner nev nfd nfe nff nfi nfn nfr nfv nid nie nif nii nin nir niv nne nnf nni nnn nnv nrd nre nrf nri nrn nrr nrv nvd nve nvi nvn nvv rdd rde rdf rdi rdn rdr rdv re- red ree ref rei ren rer rev rfd rfe rff rfi rfn rfr rfv rid rie rif rii rin rir riv rnd rni rnn rnr rnv rrd rrf rri rrn rrr rvd rve rvf rvi rvn rvr rvv v-e vdd vde vdf vdi vdr vdv ved vee vef vei ven ver vfd vff vfi vfn vfr vfv vi- vid vie vif vii vin vir viv vn- vnd vnf vni vnr vnv vrd vre vrf vri vrn vrr vvi vvr vvv