pur- pure purl puro purp purr puru put- pute puto putt putu reef reel reep reet refe reff refl refr reft refu rele rell relo relp relt reof reol reop reot reou repe repl repo repp repr rept repu rere rero rert reru rete reto retr rett reue reuf reul reup reut reuu rfef rffl rlee rlef rleu roel roer roet rofe roff rofl rofo role rolf roll rolo rolp rolt roof rool roop roor root rope ropo rore roro rort roru rote rotl roto rotr rott roue rouf roul roup rout rpet rpoe rpof rrle rrrr rtee rtle rtlt rttp ruel ruer ruet rufe ruff rufo ruft rule rull rulo rupe rupp rupt rure ruro rurp ruru rute rutl ruto rutt rutu teef teel teer teet teff tefl teft tel- tele tell telo telt telu teor tepe tepp tepu ter- tere terf tero terp terr teru tete teto tetr tett tetu teut tfot tfpt tftp toee toer toet toff tofo toft tofu tol- tole toll tolo tolt tolu toof tool toor toot top- tope topf topo topp topt topu tore torf toro torp torr tort toru tote toto totr tott toul toup tour tout tper tpol tppp tppr tpte tptp tptr tput tre- tree tref treo tret treu trfr troe troo trop trot trou trpe trpp trte trtr true trut truu tteo tter ttff ttoe ttop tttt ttul tuel tuer tuet tufe tuff tufo tuft tufu tule tull tulo tulp tulu tuor tupe tupo tupu ture turf turo turp turr turt turu tute tutl tuto tutt tutu tuuo u-rp uele uell ufel ufer uffe uftp ulee uleo ulfe ulft ulle ullo ullr ulo- ulto ultt ulul uofl uofo uor- uore uplo upor uppe uppp uppu uptl upto upup ure- uret urfe urff urft urle uro- urol uroo urpo urre urte urup urur urut utel utep uter utfo utor utto uttu uulu uutf uuuu

-tree e-pro eeeee eeler eepee ef-tu efere efetf effer effet efore eftel efter efuru efutu el-op eleet elele eleo- eleot eleut ellel eller ellet elloe ellul eloee eloff elole eloor elope elore eloro elote elout elpee elper eltro elulu eluru elute eofor eorre epoll epopt epote eptfe epulo epure erept erere eroor erore eroto erpel errol error errtu erte ertel erter erupt etete etoll etool etoro etour etree ettel etter ettle eturu euell euler eurel euro- europ eurre feele feeor feere fefor felet felle felte feltt felup feoff feole ferel feret ferle ferlo ferr- ferre ferro ferte fetel feter feto- fetor fette feuer feule feute fleer fleet flere flero flert flete flett fleur floop floor flore floro floru flote floto flour flout fluff fluo- fluor flure flurr flurt flute folet folle follo foole foore foote fore- forel foreo foret forro forte forto forur fotte fotur fouee fouel fouet foule foupe foure fouro fprot freel freep freer freet frere frett freur froop froot frore frote froup frute fruto ftlee ftrtt fu-fu fuero fulle fullf fullo fulop fulup furel furo- furor futop futur l-pop leell leeof leere leert lefeu leffe lefou leful lelep leleu lelle lepel leper lepet lepo- lepor leppe lepre lept- lepto lerer lerot letot letre lette letto letup letur leupp leuro lofer loffe lofou lofte loler lollo lolol looer looft loopt loore loote loper lopou lorel loreo lorer loret lorre lorup lorut lotof lotor lotru lotte lotto louer loule loupe loure louro lufre lufte lulle lulte lulul luper luppe lupul lurer lurue lurup lute- luteo luter lutol lutte lutto o-fer oelet oeppo oerel oerle offer offof offre offto ofoto ofour ofpop oftel ofter oleo- olere olleo oller ollup ollur olotu olour oltet oltre oo-er ooooo opele opelt opelu opepe opere oploo oplot opole oppel opper oppol opter opto- optot optto orell oreo- orere orero orfeo orfeu orfoe orfor orful orlet orlop oroer orolu orout orret orter ortet ortoo oruro orutu otell otelo otere otero otole otolo ototo otour otpor otter ottur otulu oture ouert oullo ouoro oure- ourol outer outof outre outro outto p-rep peele peell peere peerl peert peete pelee peler pelet pelle pello pelo- peloe pelor pelot pelou peole pepee pepel peple peppe pept- pepto pepup perel perer peret perle perlo perot perou perre perro perte perto perur peter petr- petre petro petru pette petto petur peule peure pforp pfuel pleep pleet plelo pleo- plete pleut ploef ploop ploot plopp plopu plore plote plott plout pluff pluot plupp plut- plute pluto po-po poele poete poler polet polle pollo pollu poloe polop polte polur polut pooer poole poope poopo poore poort poote popel poper popet pople poplr popop poppe poppo popup porer poret porle poro- porro porte porto portu porur potee poter potof potoo potop potor potpe potro potte potto pottu pouer pouff poule poulp poult poupe poure preef preff prell prelp preop prepl prete preto proer profe proff proft prole proll prolo proof proor proot prop- prope propl propp propr propt prore prot- proto prout prtor prute pter- ptere ptero ptpre ptprf ptpro ptprr ptprt ptpru puelo puero puett puleo puler pull- pulle pullu pulut pupet puple puppe puppo puree purel purer purle puro- purre purte purul puter putor putre putt- putte putto puttu putuo putup re-up reefe reeft reepe reere refel refer refet reffe reffo refut relee relet rello relot relte relue repel repet reple repop repor repot reppe repro reprt reput rere- reree reret retee retel reter retop retro rette retto reuel reuer reuet reule reute ro-ro roell roero rofel roffe rofor roleo rolfe rolfo rolle rollo rooer roofe rooft roole roope roore roote rooue roper roppe rorer rotel roter rotfl rotle roto- rotol rotor rotot rotte rotto rouer rouet roufe roule roull roure route routt rperf rprop rptor ruele ruell ruere ruete ruffe ruffo rufo- rufol ruler rullo rupee rupel ruper ruter rutle rutte rutul ruule ruutu t-pop t-top teele teell teepe teeup tefe tele- teleo telep teler teleu tell- telle tello telo- telop teolo teotl tepee tepet tepeu tepor teppo teppu teret tereu teror terre terro tert- teruo tetel teter tetle tetr- tetro tette teuto tlell tlett toefl toeof