-er ddd dde ddf ddn ddo ddr ddt ddu de- ded dee def den deo der det deu dfd dfe dff dfn dfo dfr dft dfu dnd dne dnf dnn dno dnr dnt dod doe dof don doo dor dot dou drd dre drn dro drr drt dru dtd dte dtf dtn dto dtr dtt dtu dud due duf dun duo dur dut ed- edd ede edf edn edo edr edt edu eed eee eef een eeo eer eet ef- efd efe eff efo efr eft en- end ene enf enn eno enr ent enu eo- eod eoe eof eon eoo eor eot eou erd ere erf ern ero err ert eru etd ete etf etn eto etr ett etu eu- eud eue euf eun eur eut fdd fde fdf fdn fdo fdr fdt fdu fed fee fef fen feo fer fet feu ffd ffe fff ffn ffo ffr fft ffu fnd fne fnf fnn fnr fnt fnu foe fof fon foo for fot fou frd fre frf frn fro frr frt fru ftd fte ftf ftn fto ftr ftt ftu fud fue fuf fun fuo fur fut fuu ndd nde ndf ndn ndo ndr ndt ndu ne- ned nee nef nen neo ner net neu nfd nfe nff nfn nfo nfr nft nfu nne nnf nnn nno nnt nnu no- nod noe nof non noo nor not nou nrd nre nrf nrn nro nrr nrt nru ntd nte ntf ntn nto ntr ntt ntu nud nue nun nuo nur nut nuu odd ode odf odn odo odr odt odu oed oee oef oen oeo oer oet of- ofd ofe off ofn ofo ofr oft ofu on- ond one onf onn ono onr ont onu oo- ood oof oon ooo oor oot or- ord ore orf orn oro orr ort oru ot- otd ote otf otn oto otr ott otu ou- oud oue ouf oun ouo our out rdd rde rdf rdn rdo rdr rdt rdu re- red ree ref ren reo rer ret reu rfd rfe rff rfn rfo rfr rft rfu rnd rnn rno rnr rnt rnu rod roe rof ron roo ror rot rou rrd rrf rrn rrr rrt rru rtd rte rtf rtn rto rtr rtt rtu rud rue ruf run ruo rur rut ruu tdd tde tdf tdn tdo tdr tdt tdu te- ted tee tef ten teo ter tet teu tfd tfe tff tfn tfo tfr tft tfu tnd tne tnf tnn tno tnr tnt to- tod toe tof ton too tor tot tou trd tre trf trn tro trr trt tru ttd tte ttf ttn tto ttr ttt ttu tud tue tuf tun tuo tur tut tuu udd ude udf udn udo udr udt udu ued uee uef uen uer uet ufd ufe uff ufn ufo ufr uft ufu un- und une unf unn uno unr unt unu uod uoe uon uoo uor uot ur- urd ure urf urn uro urr urt uru utd ute utf utn uto utr utt utu uue uun uur uut uuu