poso poss post potd pote poto pots pott potu poud poup pour pous pout ppds pper ppod ppos pppd pppo pppp ppps ppru ppss ppts pptt ppur pre- pred pree prep pres pret preu pro- prod proe proo prop pros prot prou prpd prps prrd prrs prsd prse prso prss prtp prtr prud prue prus prut pruu psdp psdr psds psos psou pspp pspr psps psrd psrp psse psso psst psts pstu pter ptop ptpd ptrd ptsd pu-e pudo puds pudu pued pueo puer puet pueu pupe pups pupu pur- pure puro purp purr purs puru pusd puss pust put- pute puto puts putt putu rder rdos rdso redd rede redo redr reds redu reed reep rees reet reod reop reos reot reou repe repo repp repr reps rept repu rerd rere rero rers rert reru rese reso resp ress rest retd rete reto retr rets rett reue reup reus reut reuu rodd rode rodo rods roed roer roes roet rood roop roor roos root rope ropo rops rore roro rort roru rose roso rosp ross rost rote roto rotr rots rott roud roue roup rous rout rpdp rpet rpoe rpos rpps rptd rpts rred rrrr rrsp rsdd rsds rsee rsos rspo rsps rsre rstp rsts rstu rtdt rtee rtes rtps rtss rttp rtts rudd rude rudo rudp ruds rued ruer rues ruet rupe rupp rupt rurd rure ruro rurp rurs ruru ruse ruso russ rust rusu rute ruto ruts rutt rutu ruud s-os sdds sdep sder sdes sdet sdot sdpr sdps sdrs sdss sdsu se-d se-e se-o se-s se-t se-u sede sedo seds seed seep seer sees seet seeu seod seop sepd sepe sepo sepp sepr seps sept sepu serd sere sero serp serr sers sert seru sese seso sess sest set- sete seto sets sett seur sodd sode sodo sods sodu soeo soep soes sood soop soor soos soot sopd sope sopo sopp sops sopu sord sore soro sorr sors sort soru sose soso soss sost sote soto sotp sots sotu soud soue soup sour sous sout spde spdp spdr spdt sped spee sper spes spet spod spoo spop spor spos spot sppd spps sprd spro sprs spsd spse spso spsp spss spst spto sptr spts spud spue spur spus sput srde sreo sres sros srps srpt srsd srsp srtp srtr ssdd ssdp ssee ssep sses sset ssop ssot sspe sspo ssps sspt ssrs ssss sstd sstp ssts stds sted stee steo step ster stes stet stod stoe stoo stop stor stos stot stou stpd stpp stps strd stre stro strs stru stss sttd sttr stud stue stup stur stus stut sudd sude sudo suds sued suee suer sues suet sueu suor suos sup- supe supo supp supr sups supt sur- surd sure suro surp surr surs surt suru sus- susd suse suso susp suss sust susu sute suto sutu suus tdes tdor tdse tdss tedd tede teds teed teer tees teet teor teos tepe tepp tepu ter- tere tero terp terr ters teru tesd tese teso tesp tess test tete teto tetr tets tett tetu teut todd tode todo tods todt todu toed toee toer toes toet tood toor toos toot top- topd tope topo topp tops topt topu tord tore toro torp torr tors tort toru tose toso toss tost tosu totd tote toto totr tots tott toup tour tous tout tpdu tped tper tppd tppp tppr tprs tpte tptp tptr tput tre- tred tree treo tres tret treu trod troe troo trop tros trot trou trpe trpp trps trsd trst trte trtr trud true trus trut truu tses tset tsop tsos tsou tspo tsps tspt tsse tssr tsst tsts tsup tteo tter ttoe ttop ttss tttt tude tudu tuer tues tuet tuor tuos tupe tupo tups tupu turd ture turo turp turr turs turt turu tusd tuss tust tute tuto tuts tutt tutu tuuo u-rp udds uder udet udoo udop udos udot udpd udsd udts uers uess uor- uore updo uped upor upos uppe uppp uppu upse upto upup urde urds urdu ure- ured ures uret uro- uroo urpo urre urse urso urss ursu urte urts urup urur urus urut usde usdo usdp usds usdt used usee user uses uset usoe usos uspo uspp usps usse ussr usss usst ussu uste usto ustp usts usus utep uter utes utor utpd utto uttu uuuu

-tree d-dot d-rod ddddd ddost dedde dedee deder dedes dedur dedut deede deeds deepe deepp deeps deepu deere deers deese deess deest deets deops deore deoro deots depoe depop depor depot depps depse depts depue derde dered deres dero- deros derps derpt derre derro dersu derue desde desed deseo desor despe desse deste desto desur desus deter detoo detre dette detuo detur deure deuse deut- deuto do-do dodds dodes dodoo dodos dodro doerr doers doest doodo doods doore doors doost doote doout doped doper dopes dopet doppe dordt dored doree dores doret doros dorot dorpe dorps dorre dorrs dors- dorse dorso dorst dorte dorts dorud dorus dosed dosee doser doses dosse dosso dosur dot-s doted doter dotes dotoo dotto doude douds douer doues doupe doupt doure douro dours douse doust doute douts dprts drdos drdre dredd drede dreds dreed dreep drees drepe drere drese dress drest drode drood droop drop- drope dropo drops dropt dross drost drote drott droue droup drout drude drupe druse drust dsedd dsoup dtest dtour duddo duded duder dudes dudou duere duerr duete dueto duets duett dueup duped duper dupes dured duree durer dures duret duros durre durst durte durtu duses dusts dutes dutse dutte e-dee e-otd e-pro e-sds edder eddoe eddos eddre edeo- edere eders edoes edoor edops edott edred eedes eeeee eeped eepee eerde eeros eorre eoste epeds epees epeus epode epops epopt epost epote eppes epsdt epure erdor erdre erdut erede erept erere erest erets erode erodr eroes eroor eroos erore erose eross eroto erred erres error errtu erses erste ersts erte erter ertes erupt eruts esdes esere esops esp-r esper espoo espot espre essed esser esses essor essse essue ested estee estep ester estes