dddd ddes ddre ddss dedd dede dedu deed deef deeg deer dees defe deff defg defs dege degs degu der- dere derf derg derr ders des- dese desg dess desu deue deur deus dfds dfer dfrf dgeg dgge dred dree dref dreg dres drge drgs drrs drue drug drus druu dsdr dsrr dudd dude duds dudu duer dues duff dufu dugs dugu dure durg duru duse duur edde edds ede- eder edes edfu edge edru edss edur eede eedu eeee eees eefe eegs eerg eers eese ef-g efes effs egee eger egfr egge eggs egre egss erde erdf erds ered erer eres erfs erg- ergg ergs erre errs erse erur erus esds esdu esee eser eses esfs esrd esse essg essu esuf esus eude euer euge eur- eure euse fede feds feed feer fees fefe feff fege fegg fegs ferd fere ferr fers feru fese fess feud feus ffee ffff ffrr ffss fred free fres frue frug fsgs fssf fudd fude fuff fufu fuge fugs fugu fur- fure furg furr furs fusd fuse fuss fusu gdes gdfr gedd gede geds gedu geed geer gees gefe gefs gege gegg gerd gere gers geru gesg gess gesu geue gfer ggfg gggg ggss grds gree gref greg gres greu grrr grrs grss grue gruf grug grur grus gsds gsse gsur gude gudu guer gues guff guge gugg gugu gurd gure gurg gurr gurs guru gusd guse guss guus rder rdgs redd rede redr reds redu reed reef rees refd refe reff refg refr refs refu regd rege regr regs regu rerd rere rerg rers reru rese ress reue reuf reus reuu rfds rfef rfgs rgds rred rrrr rsdd rsdg rsds rsee rsre rudd rude ruds rued ruer rues rufe ruff ruge rugg rugs rurd rure rurs ruru ruse russ rusu ruud sdds sdef sder sdes sdge sdgs sdrs sdsf sdss sdsu se-d se-e se-f se-g se-s se-u sede seds seed seef seeg seer sees seeu seff sege segg segs segu serd sere serf serg serr sers seru sese sess seur sfer sfss sfsu sgef sger sges sggg sggs sgsd sgss srde sres srsd ssdd ssdf ssee sses ssgs ssrg ssrs sssf ssss sudd sude suds sued suee suer sues sueu suf- suff sufr sufs sufu sug- suge sugg sur- surd sure surf surg surr surs suru sus- susd suse suss susu suus udds uder udge udsd uers uess ufer uffe uggs ugur uguu urde urds urdu ure- ured ures urfe urff urge urgu urre urse urss ursu urur urus usde usdf usds used usee usef user uses usfs usse ussf ussr usss ussu usus uuuu