pipo pipp pire piri piro pirr piru pite piti pito pitr pitt pitu pod- podd pode podi podo podu poed poer poet poid poio pood poop poor poot pop- pope popi popo popp popt pore pori poro porr port potd pote poti poto pott potu poud poui poup pour pout pper ppid ppie ppod pppd pppo pppp ppru pptt ppur pre- pred pree prep pret preu pri- prid prie prii pro- prod proe proo prop prot prou prpd prrd prri prti prtp prtr prud prue prut pruu pter ptop ptpd ptrd ptui pu-e pudo pudu pued pueo puer puet pueu puid puir puit puiu pupe pupi pupu pur- pure puri puro purp purr puru put- pute puti puto putt putu rder rdio redd rede redi redo redr redu reed reep reet reid reii reir reit reiu reod reop reot reou repe repi repo repp repr rept repu rerd rere reri rero rert reru retd rete reti reto retr rett reue reup reut reuu ridd ride ridi rido ried riep rier riet rieu riot riou ripd ripe ripi ripp ripr ript rire riri rite riti rito ritt ritu riue rodd rode rodi rodo roed roer roet roid roio roir roit roiu rood rooi roop roor root rope ropo rore rori roro rort roru rote roti roto rotr rott roud roue roup rout rpdp rpet rpii rpoe rptd rred rrrr rtdt rtee rtei rttp rudd rude rudi rudo rudp rued ruer ruet ruid ruit rupe rupp rupt rurd rure ruri ruro rurp ruru rute ruti ruto rutt rutu ruud tdor tdri tedd tede tedi teed teer teet teie teip teir teiu teor tepe tepi tepp tepu ter- tere teri tero terp terr teru tete teti teto tetr tett tetu teut tidd tide tie- tied tiee tiei tieo tiep tier tiet tiit tiiu tiop tiou tip- tipe tipi tipo tipp tipt tipu tird tire tiri tiro tirr tiru tite titi tito titp titt titu todd tode todi todo todt todu toed toee toei toer toet toid toie toit tood toor toot top- topd tope topi topo topp topt topu tord tore tori toro torp torr tort toru totd tote toti toto totr tott toui toup tour tout tpdu tped tper tpir tppd tppp tppr tpte tptp tptr tput tre- tred tree trei treo tret treu tri- trie trio trip trit trod troe troi troo trop trot trou trpe trpp trte trtr trud true trut truu tteo tter ttoe ttop tttt tude tudi tudu tuei tuer tuet tuit tuiu tuor tupe tupi tupo tupu turd ture turi turo turp turr turt turu tute tuti tuto tutt tutu tuuo u-ie u-rp uddi uder udet udid udir udoo udop udot udpd ueir uepi uipi uirr uor- uore updo uped upie upor uppe uppp uppu upri upto upup urde urdu ure- ured uret urie uriu uro- uroo urpo urre urri urte urup urur urut utep uter utid utor utpd utri utti utto uttu uuri uuuu

-tree d-dot d-rod ddddd dedde dedee deder dedie dedir dedit dedur dedut deede deedi deepe deepp deepu deere deidt deipe deite deore deori deoro depoe depop depor depot depue derde dered derio dero- derpt derre derro derue deter detie detoo detre dette detuo detur deuit deure deuri deut- deuto diddu didee didie didio didit didot didto didup diepe diepo dieri diete dieto diiop diode dioid diore dioro dioti dipod dired direr dirie diter dittd ditti ditto do-do dodie dodoo dodro doerr doido doiop doire doodo doore doote doout doped doper dopet doppe dordt dored doree doret dorid dorie dorio dorit dorot dorpe dorre dorte dorud doted doter dotid dotoo dotti dotto doude douer douit doupe doupi doupt doure douro doute drdre dredd drede dreed dreep dreid dreie drepe drere dride dridu dried drier dripe dript drite drode droid droit drood droop drop- drope dropi dropo dropt drori drote drott droue droup drout drude druid druie drupe drupi druri dtour duddo duded duder dudou duere duerr duete dueto duett dueup duped duper dupri dured duree durer duret durie durio durre durte durtu dutie dutte e-dee e-otd e-pro edder eddie eddir eddit eddoe eddre edeo- edere edidi edito edoor edott edred eeeee eeped eepee eerde eerie eetti eider eidet eido- eidoi eieio eipri eirie eiter eitri eorre epode epopt epote eppie epure erdor erdre erdut erede erept erere eridu erier erio- erite eritu erode erodr eroor erore eroto erred error errtu erte erter erupt etete etio- etite etoro etour etree etter ettie etude eturu eurid euro- europ eurre ideo- ideot idied idio- idiot idodi idood idoru idote idoto idrop ieiri iepe ieper ierei ieroe iette iiiee iiiii iitti iodid iodo- ioooi ioooo iorio iotit iotti iperu ipeti ipiti ipopt iport ipour ippee ippei irepo irete irid- iride irido irite irori irour irrep irrit irupi itdid itero itete itire itour itout itpro itrip itrod itter ittoo ittre ittti itu-d itu-r itu-t ituri ituro ituru itutu iuput iurie odder oddie oddup oddur odeto odeur odiid odire odore odori odour odrie odudu odure oduro oeiro oeppo oerid oidei oidor oirot oitti oo-er ooioo ooooo oopod oorie ootid op-ed opepe opere opier opiet opio- opiod opir opito opodo opped opper oppie opted opter optio opto- optot optto order ordet ordie ordre ordro oredo oreed oreo- oreoi orere orero orito orodo oroer oropi orout orped orpit orret orter ortet ortoo oruro orutu otere oteri otero otori ototo otour otpor otter ottir ottoi ottur oture ouder ouedo ouert ouir- ouoro ourde oure- ourie outdo outed outer outie outre outro outto p-rep pedee pedi- pedie pedir pedo- pedot pedro peedu peere peeri peert peete peire peirt pepee pepoi peppe peppi pept- pepto pepup perde perdu perer peret peri- perid perie perio perit perot perou perre perri perro perte perti perto perur peter petie petit petr- petre petri petro petru pette petti petto petur peude peure pided piede piere pieri piero piert pieup piiri piode piotr piped piper pipet pipid pipit pippi pippo pipri pirie pirot pirou pirre pirri pirro pirui piter pitie pitio pitip pitot pitre pitri pitru pitti pitto piuri