dddd ddes ddre ddss dedd dede dedu deed deeg deer dees dege degs degu der- dere derg derr ders des- dese desg dess desu deue deur deus dgeg dgge dred dree dreg dres drge drgs drrs drue drug drus druu dsdr dsrr dudd dude duds dudu duer dues dugs dugu dure durg duru duse duur edde edds ede- eder edes edge edru edss edur eede eedu eeee eees eegs eerg eers eese egee eger egge eggs egre egss erde erds ered erer eres erg- ergg ergs erre errs erse erur erus esds esdu esee eser eses esrd esse essg essu esus eude euer euge eur- eure euse gdes gedd gede geds gedu geed geer gees gege gegg gerd gere gers geru gesg gess gesu geue gggg ggss grds gree greg gres greu grrr grrs grss grue grug grur grus gsds gsse gsur gude gudu guer gues guge gugg gugu gurd gure gurg gurr gurs guru gusd guse guss guus rder rdgs redd rede redr reds redu reed rees regd rege regr regs regu rerd rere rerg rers reru rese ress reue reus reuu rgds rred rrrr rsdd rsdg rsds rsee rsre rudd rude ruds rued ruer rues ruge rugg rugs rurd rure rurs ruru ruse russ rusu ruud sdds sder sdes sdge sdgs sdrs sdss sdsu se-d se-e se-g se-s se-u sede seds seed seeg seer sees seeu sege segg segs segu serd sere serg serr sers seru sese sess seur sger sges sggg sggs sgsd sgss srde sres srsd ssdd ssee sses ssgs ssrg ssrs ssss sudd sude suds sued suee suer sues sueu sug- suge sugg sur- surd sure surg surr surs suru sus- susd suse suss susu suus udds uder udge udsd uers uess uggs ugur uguu urde urds urdu ure- ured ures urge urgu urre urse urss ursu urur urus usde usds used usee user uses usse ussr usss ussu usus uuuu