dddd ddes ddre ddss dedd dede deed deef deer dees defe deff defs der- dere derf derr ders des- dese dess dfds dfer dfrf dred dree dref dres drrs dsdr dsrr edde edds ede- eder edes edss eede eeee eees eefe eers eese efes effs erde erdf erds ered erer eres erfs erre errs erse esds esee eser eses esfs esrd esse fede feds feed feer fees fefe feff ferd fere ferr fers fese fess ffee ffff ffrr ffss fred free fres fssf rder redd rede redr reds reed reef rees refd refe reff refr refs rerd rere rers rese ress rfds rfef rred rrrr rsdd rsds rsee rsre sdds sdef sder sdes sdrs sdsf sdss se-d se-e se-f se-s sede seds seed seef seer sees seff serd sere serf serr sers sese sess sfer sfss srde sres srsd ssdd ssdf ssee sses ssrs sssf ssss