pre- pred pree pref prel prep pret preu prhl prle prlr pro- prod proe prof prol proo prop prot prou prpd prrd prtp prtr prud prue pruf prut pruu pter ptld ptol ptop ptpd ptrd ptrf pu-e pudo pudu pued puel pueo puer puet pueu puff puft puhl pule pull pulo pulp pult pulu pupe pupl pupu pur- pure purl puro purp purr puru put- pute puth puto putt putu rder redd rede redh redl redo redr redu reed reef reel reep reet refd refe reff refl refr reft refu rehe reht reld rele rell relo relp relt reod reof reol reop reot reou repe repl repo repp repr rept repu rerd rere rero rert reru retd rete reth reto retr rett reue reuf reul reup reut reuu rfef rffl rhee rheo rhet rhod rhoh rhue rldt rlee rlef rleu rodd rode rodo roed roel roer roet rofe roff rofl rofo rohe rohl rohr rohu rold role rolf roll rolo rolp rolt rood roof rool roop roor root rope ropo rore roro rort roru rote roth rotl roto rotr rott roud roue rouf rouh roul roup rout rpdp rpet rpho rpoe rpof rptd rred rrle rrrr rtdt rtee rtle rtlt rttp rudd rude rudl rudo rudp rued ruel ruer ruet rufe ruff rufo ruft ruhe ruhh ruhl ruhr rule rull rulo rupe rupp rupt rurd rure ruro rurp ruru rute ruth rutl ruto rutt rutu ruud tdff tdor tedd tede teed teef teel teer teet teff tefl teft teho tehr tel- teld tele tell telo telt telu teoh teor tepe tepp tepu ter- tere terf tero terp terr teru tete teth teto tetr tett tetu teut tfot tfpt tftp thdr the- thed thee thef thel theo thep ther thet theu thhp thoe thof thoo thor thot thou thpp thre thro thru thtr thud thue thul thur tldp tldr todd tode todo todt todu toed toee toeh toer toet toff tofo toft tofu toho tohu tol- told tole toll tolo tolt tolu tood toof tooh tool toor toot top- topd tope topf toph topo topp topt topu tord tore torf toro torp torr tort toru totd tote toth toto totr tott touh toul toup tour tout tpdf tpdu tped tper tpld tpol tppd tppp tppr tpte tptp tptr tput tre- tred tree tref treo tret treu trfd trfr trod troe troo trop trot trou trpe trpp trte trtr trud true trut truu tteo tter ttff ttoe ttop tttt ttul tude tudu tuel tuer tuet tufe tuff tufo tuft tufu tuht tuhu tule tull tulo tulp tulu tuor tupe tuph tupo tupu turd ture turf turo turp turr turt turu tute tutl tuto tutt tutu tuuo u-rp udel uder udet udoh udoo udop udot udpd uele uell ufel ufer uffe uftp uh-d uhde uher uhle uhoh uhuh uhup ulde ulee uleo ulfe ulft ulle ullo ullr ulo- ulto ultt ulul uofl uofo uor- uore updf updo uped uplo upor uppe uppp uppu uptl upto upup urde urdu ure- ured ureh uret urfe urff urft urho urle uro- urol uroo urpo urre urrh urte urth urup urur urut utel utep uter utfo uthe utor utpd utto uttu uulu uutf uuuu

-tree d-dot d-rod ddddd dedde dedee deder dedlu dedur dedut deede deefe deeff deele deepe deepp deepu deere deeth defed defeo defer defet deffe deffo defoe defot deled delee deleo deleu delft delle dello deloo delor delph delut deool deore deoro depeh depel depoe depop depor depot depth depue derde dered derlo dero- derpt derre derro derth derue deter dethe detho detoo detre dette detuo detur deuel deule deure deut- deuto dhedh dhole dholl dhool dhoop dhoot dhote dhrol dhuhr dhule dhupu do-do do-ol dodol dodoo dodro doele doerr doeth dofor dohol dohop dohul doled dolee doleh doler dolle dollo dollu dolor dolph dolpo doodo doole doore doote dooth doout dopdf doped doper dopet dople doppe dordt dored doree doreh doret dorff dorot dorpe dorre dorte dorth dorud doted dotel doter dothe dotoo dotto doude douel douer doufe doufu doull doupe doupt doure douro doute douth drdre dredd drede dreed dreel dreep dreff dreft drehe drell dreof drepe drere dreul drode drofe droff drole droll drood droof drool droop drop- drope dropo dropt drote drott droue drouh droul droup drout drude drupe dtour duddo duded duder dudle dudou duele duell duelo duere duerr duete dueto duett dueup dufur duleh duler dulle dullu duloe dulte duped duper duple duplo dured duree durer duret durre durte durtu duruh dutte e-dee e-otd e-pro edder eddoe eddre edell edeo- edere edfor edler edlut edolo edoor edott edred edule eeeee eefde eelde eeled eeler eeped eepee eerde ef-tu efere efetf effed effer effet efore eftel efter efuru efutu ehelp eholt ehret el-op elded eldee elder eldol eleet elele eleo- eleot eleut elfed ellel eller ellet elloe ellul eloee eloff elole eloor elope elore eloro elote eloth elout elpee elper elrod eltro elude elulu eluru elute eofor eorre epher epheu ephod ephor epode epoll epopt epote eptfe epulo epure erdor erdre erdut erede erept erere erfde erode erodr eroor erore eroto erpel erred errol error errtu erte ertel erter erthe erupt etete etfdh ethel ether etho- etoll etool etoro etour etree ettel etter ettle etude eturu euell eufod euhel euler eurel euro- europ eurre fedde fedee feder fedor fedto fedup feeld feele feeor feere fefor feher fehrl felde felet felle felte feltt felup feode feoff feole feood ferde fered ferel feret ferle ferlo ferr- ferre ferro ferte ferth feted feteh fetel feter feto- fetor fette feued feuer feule feute ffold fhole flede fleed fleer fleet flerd flere flero flert flete flett fleur flodd flode flohr flood floop floor flore floro floru flote floto floud flouh flour flout fludd flued fluff fluht fluo- fluor flure flurr flurt flute fodor folet folle follo foole foord foore foote ford- forde fordo fordp fore- foreh forel foreo foret forro forte forth forto forud foruh forur fotte fotur foude fouee fouel fouet fould foule foupe fourd foure fourh fouro fouth fprot frede fredo freed