-er ddd dde ddf ddo ddr dds ddt de- ded dee def deo der des det dfd dfe dff dfo dfr dfs dft dod doe dof doo dor dos dot drd dre dro drr drs drt dsd dse dsf dso dsr dss dst dtd dte dtf dto dtr dts dtt ed- edd ede edf edo edr eds edt eed eee eef eeo eer ees eet ef- efd efe eff efo efr efs eft eo- eod eoe eof eoo eor eos eot erd ere erf ero err ers ert es- esd ese esf eso esr ess est etd ete etf eto etr ets ett fdd fde fdf fdo fdr fds fdt fed fee fef feo fer fes fet ffd ffe fff ffo ffr ffs fft foe fof foo for fos fot frd fre frf fro frr frs frt fsd fse fsf fso fsr fss fst ftd fte ftf fto ftr fts ftt odd ode odf odo odr ods odt oed oee oef oeo oer oes oet of- ofd ofe off ofo ofr ofs oft oo- ood oof ooo oor oos oot or- ord ore orf oro orr ors ort os- osd ose osf oso osr oss ost ot- otd ote otf oto otr ots ott rdd rde rdf rdo rdr rds rdt re- red ree ref reo rer res ret rfd rfe rff rfo rfr rfs rft rod roe rof roo ror ros rot rrd rrf rrr rrs rrt rsd rse rsf rso rsr rss rst rtd rte rtf rto rtr rts rtt sdd sde sdf sdo sdr sds sdt se- sed see sef seo ser ses set sfd sfe sff sfo sfr sfs sft sod soe sof soo sor sos sot sr- srd sre srf sro srr srs srt ss- ssd sse ssf sso ssr sss sst std ste stf sto str sts stt tdd tde tdf tdo tdr tds tdt te- ted tee tef teo ter tes tet tfd tfe tff tfo tfr tfs tft to- tod toe tof too tor tos tot trd tre trf tro trr trs trt tsd tse tsf tso tsr tss tst ttd tte ttf tto ttr tts ttt

-ose dddd ddes ddot ddre ddss ddts dedd dede dedo deed deef deer dees deet defe deff defo defs deft deor deos der- dere derf dero derr ders des- dese deso dess dest dete deto detr dets dfds dfdt dfer dfoe dfrf dftr dfts dod- dodd dode dodo dods doer does doff dood doof door doos doot dord dore dorf doro dorr dors dort dose doso doss dost dotd dote doto dots dott dred dree dref dres dret drod drof drot drrs dsdr dsos dsrr dsst dsto dsts dted dtor dtot dtss edde eddo edds ede- eder edes edod edos edss edts eede eeee eees eefe eero eers eese eete eets efeo efes efet effs efor eft- efts eode eoes eore eost eotd eoto eots erde erdf erds ered erer eres eret erfs erft erod eroe eroo eros erre erro errs erse erso erst erts esds esee eseo eser eses eset esfs eso- esos esrd esse esso esst estd este esto estr ests etds etee eter etes etfe etoe etos etre etro ette etto fdos fdot fdst fede feds feed feer fees feet fefe feff fefo feod feof ferd fere fero ferr fers fert fese fess fest fete fetr fets fett ffee ffff ffrr ffss fftf fode foed foer foes fofo food foof foos foot for- ford fore foro forr fors fort foso foss fost fote foto fots fott fred free freo fres fret froe fros frot frso frst fsfo fssf fter ftos ftrs ftse ftsr o-eo oddd odds oded odeo oder odes odet odoo odor odos odot odso odts oedo oeds oere oers oese oest ofdr ofer off- offe offo offr offs ofor ofre ofst ooer ooes ooff oofs oooo ooos oord oore oort oose oost oots orde ordo ords ore- ored oreo orer ores orfe orff orfs oro- oroe orof oror oros orot orro orrs orse orso orte orto orts osed osee oser oses oset osoo osor osos osrd osro ossd osse osso oste ostr osts oted otee oter otes oto- otoe otof otoo otor otos otre otro otrs otse otso otte otto otts rder rdos rdso redd rede redo redr reds reed reef rees reet refd refe reff refr refs reft reod reof reos reot rerd rere rero rers rert rese reso ress rest retd rete reto retr rets rett rfds rfef rodd rode rodo rods roed roer roes roet rofe roff rofo rood roof roor roos root rore roro rort rose roso ross rost rote roto rotr rots rott rred rrrr rsdd rsds rsee rsos rsre rsts rtdt rtee rtes rtss rtts s-os sdds sdef sder sdes sdet sdot sdrs sdsf sdss se-d se-e se-f se-o se-s se-t sede sedo seds seed seef seer sees seet seff seft seod serd sere serf sero serr sers sert sese seso sess sest set- sete setf seto sets sett sfer sfor sfos sfro sfss sfts sodd sode sodo sods soeo soes sofo soft sood soof soor soos soot sord sore soro sorr sors sort sose soso soss sost sote soto sots srde sreo sres sros srsd srtr ssdd ssdf ssee sses sset ssot ssrs sssf ssss sstd ssts stds sted stee stef steo ster stes stet stod stoe stof stoo stor stos stot strd stre stro strs stsf stss sttd sttr tdes tdff tdor tdse tdss tedd tede teds teed teef teer tees teet teff teft teor teos ter- tere terf tero terr ters tesd tese teso tess test tete teto tetr tets tett tfot tfrs tfsd tfss todd tode todo tods todt toed toee toer toes toet toff tofo toft tood toof toor toos toot tord tore torf toro torr tors tort tose toso toss tost totd tote toto totr tots tott tre- tred tree tref treo tres tret trfd trfr trod troe troo tros trot trsd trst trte trtr tses tset tsos tsse tssf tssr tsst tsts tteo tter ttff ttoe ttss