dddd ddes ddps ddre ddss ddts dedd dede dedu deed deep deer dees deet depe depp depr deps dept der- dere derp derr ders des- dese desp dess dest desu dete detr dets deue deur deus deut dpdt dper dpsd dpst dpsu dpts dred dree dres dret drrs drsp drue drup drus drut druu dsdp dsdr dsps dspt dsrp dsrr dssp dsst dsts dtdp dted dtss dttp dudd dude duds dudu duer dues duet dupe dure durt duru duse dust dute dutp duts duur duut edde eddp edds ede- eder edes edru edss edts edup edur eede eedu eeee eees eeps eers eese eete eets eetu epee eper epes eppp epps eprp eprs epsd epsp epss epte epus erde erds ered erer eres eret erpe erps erre errs erse erst erts ertu erur erus esdp esds esdu esee eser eses eset espe espp esps esrd esse essp esst essu estd este estp estr ests esus etds etee eter etes etre etsu ette ettu eude euer eur- eure eurt euse pdes pdpr pdrs pdsd pdss ped- pede peds peed peep peer pees peet pepd pepe peps per- perd pere perp perr pers pert peru pese pess pest pesu pete petr pets pett peur peut ppds pper pppd pppp ppps ppru ppss ppts pptt ppur pre- pred pree prep pres pret preu prpd prps prrd prrs prsd prse prss prtp prtr prud prue prus prut pruu psdp psdr psds pspp pspr psps psrd psrp psse psst psts pstu pter ptpd ptrd ptsd pu-e puds pudu pued puer puet pueu pupe pups pupu pur- pure purp purr purs puru pusd puss pust put- pute puts putt putu rder redd rede redr reds redu reed reep rees reet repe repp repr reps rept repu rerd rere rers rert reru rese resp ress rest retd rete retr rets rett reue reup reus reut reuu rpdp rpet rpps rptd rpts rred rrrr rrsp rsdd rsds rsee rsps rsre rstp rsts rstu rtdt rtee rtes rtps rtss rttp rtts rudd rude rudp ruds rued ruer rues ruet rupe rupp rupt rurd rure rurp rurs ruru ruse russ rust rusu rute ruts rutt rutu ruud sdds sdep sder sdes sdet sdpr sdps sdrs sdss sdsu se-d se-e se-s se-t se-u sede seds seed seep seer sees seet seeu sepd sepe sepp sepr seps sept sepu serd sere serp serr sers sert seru sese sess sest set- sete sets sett seur spde spdp spdr spdt sped spee sper spes spet sppd spps sprd sprs spsd spse spsp spss spst sptr spts spud spue spur spus sput srde sres srps srpt srsd srsp srtp srtr ssdd ssdp ssee ssep sses sset sspe ssps sspt ssrs ssss sstd sstp ssts stds sted stee step ster stes stet stpd stpp stps strd stre strs stru stss sttd sttr stud stue stup stur stus stut sudd sude suds sued suee suer sues suet sueu sup- supe supp supr sups supt sur- surd sure surp surr surs surt suru sus- susd suse susp suss sust susu sute sutu suus tdes tdse tdss tedd tede teds teed teer tees teet tepe tepp tepu ter- tere terp terr ters teru tesd tese tesp tess test tete tetr tets tett tetu teut tpdu tped tper tppd tppp tppr tprs tpte tptp tptr tput tre- tred tree tres tret treu trpe trpp trps trsd trst trte trtr trud true trus trut truu tses tset tsps tspt tsse tssr tsst tsts tsup tter ttss tttt tude tudu tuer tues tuet tupe tups tupu turd ture turp turr turs turt turu tusd tuss tust tute tuts tutt tutu u-rp udds uder udet udpd udsd udts uers uess uped uppe uppp uppu upse upup urde urds urdu ure- ured ures uret urre urse urss ursu urte urts urup urur urus urut usde usdp usds usdt used usee user uses uset uspp usps usse ussr usss usst ussu uste ustp usts usus utep uter utes utpd uttu uuuu