-er ddd dde ddf ddi ddn ddo ddr ddt de- ded dee def dei den deo der det dfd dfe dff dfi dfn dfo dfr dft di- did die dif dii din dio dir dit dnd dne dnf dni dnn dno dnr dnt dod doe dof doi don doo dor dot drd dre dri drn dro drr drt dtd dte dtf dti dtn dto dtr dtt ed- edd ede edf edi edn edo edr edt eed eee eef een eeo eer eet ef- efd efe eff efi efo efr eft eid eie eif eii ein eio eir eit en- end ene enf eni enn eno enr ent eo- eod eoe eof eoi eon eoo eor eot erd ere erf eri ern ero err ert etd ete etf eti etn eto etr ett fdd fde fdf fdi fdn fdo fdr fdt fed fee fef fei fen feo fer fet ffd ffe fff ffi ffn ffo ffr fft fid fie fif fii fin fir fit fnd fne fnf fni fnn fnr fnt foe fof foi fon foo for fot frd fre frf fri frn fro frr frt ftd fte ftf fti ftn fto ftr ftt i-d i-f idd ide idf idi idn ido idr idt ie- ied iee ief iei ien ier iet ifd ife iff ifi ifn ifo ifr ift iid iie iif iii iin iio iir iit in- ind ine inf ini inn ino inr int io- iod ioe iof ioi ion ioo ior iot ir- ird ire irf iri irn iro irr irt itd ite itf iti itn ito itt n-i ndd nde ndf ndi ndn ndo ndr ndt ne- ned nee nef nei nen neo ner net nfd nfe nff nfi nfn nfo nfr nft nid nie nif nii nin nio nir nit nne nnf nni nnn nno nnt no- nod noe nof noi non noo nor not nrd nre nrf nri nrn nro nrr nrt ntd nte ntf nti ntn nto ntr ntt o-i odd ode odf odi odn odo odr odt oed oee oef oei oen oeo oer oet of- ofd ofe off ofi ofn ofo ofr oft oid oie oif oii oin oio oir oit on- ond one onf oni onn ono onr ont oo- ood oof ooi oon ooo oor oot or- ord ore orf ori orn oro orr ort ot- otd ote otf oti otn oto otr ott rdd rde rdf rdi rdn rdo rdr rdt re- red ree ref rei ren reo rer ret rfd rfe rff rfi rfn rfo rfr rft rid rie rif rii rin rio rir rit rnd rni rnn rno rnr rnt rod roe rof roi ron roo ror rot rrd rrf rri rrn rrr rrt rtd rte rtf rti rtn rto rtr rtt tdd tde tdf tdi tdn tdo tdr tdt te- ted tee tef tei ten teo ter tet tfd tfe tff tfi tfn tfo tfr tft tid tie tif tii tin tio tir tit tnd tne tnf tni tnn tno tnr tnt to- tod toe tof toi ton too tor tot trd tre trf tri trn tro trr trt ttd tte ttf tti ttn tto ttr ttt