dddd ddie ddre dedd dede dedi dedu deed deef deep deer deet defe deff defi deft deid deie deif deip deir deit depe depp depr dept der- dere derf deri derp derr dete detr deue deur deut dfdt dfer dfrf dfri dftr dide didi didu died dief diep dier diet dieu dif- diff diii dipe dipp dipt dipu dird dire dirr dirt dite diti ditt dpdt dper dpie dred dree dref drei dret drie drif drip drit drue drui drup drut druu dtdp dted dttp dudd dude dudu duer duet duff dufu duid duif duir duit dupe dure duri durt duru dute dutp duur duut edde eddi eddp ede- edei eder edfu edie edif edip edit edru edup edur eede eedu eeee eefe eete eetu efet effi efit eft- eftp eftu eid- eide eidi eidr eidu eied eiei eier eipr eird eire eiti eitr epee eper epi- epid epie epip epit eppp eprp epte erde erdf erdi ered erei erer eret erft erie erit eriu erpe erre ertu erur etee eter etfe etre ette etti ettu etui eude euer eufi eur- eure eurt fdti fede fedi feed feer feet fefe feff fefi feid feie feir feit ferd fere ferr fert feru fete feti fetp fetr fett fetu feud ffee ffff ffii ffrr fftf fide fidf fief fier fife fiff fifi fift fiii fipp fire fite fiti fitt fpdt fprf fred free frei frep fret frid frie frip frit frpd frue ftdi fter ftii ftpe fudd fude fudi fuet fuff fufu fuid fuir fuit fur- fure furi furr furt fute futi futu ided idee idef ider idfp idid idie idir idre idrf idtp iedr ieet ieie iere ieri ietf iett ieud ifer ifid ifit ifrf ifri iide iied iiie iiii iiit iipf iitr iitt ipdi iper ipet ipid ipie ippf ippr ipri ipur iput irdp ired iree irer irfe irfu iri- irid irie irip irpe irre irri irte irtf irti irtp itep iter itet itie itif itrf itri ittf itup itur iuef iuiu iupp pdpr ped- pede pedf pedi peed peep peer peet peff peip peir peit pepd pepe pepi per- perd pere perf peri perp perr pert peru pete peti petr pett peur peut pfet pfff pffr pfft pfit pfte pfui pide pied piep pier piet piff piip pipe pipi pipp pire piri pirr piru pite pitf piti pitr pitt pitu pper ppid ppie ppif pppd pppp pprf ppru pptt ppur pre- pred pree pref prep pret preu pri- prid prie prif prii prpd prrd prri prti prtp prtr prud prue pruf prut pruu pter ptpd ptrd ptrf ptui pu-e pudu pued puer puet pueu puff puft puid puir puit puiu pupe pupi pupu pur- pure puri purp purr puru put- pute puti putt putu rder redd rede redi redr redu reed reef reep reet refd refe reff refi refr reft refu reid reif reii reir reit reiu repe repi repp repr rept repu rerd rere reri rert reru retd rete reti retr rett reue reuf reup reut reuu rfdi rfef rfid ridd ride ridi ried rief riep rier riet rieu rife riff rift rifu riif ripd ripe ripi ripp ripr ript rire riri rite riti ritt ritu riue rpdp rpet rpii rptd rred rrif rrrr rtdt rtee rtei rttp rudd rude rudi rudp rued ruer ruet rufe ruff ruft ruid ruif ruit rupe rupp rupt rurd rure ruri rurp ruru rute ruti rutt rutu ruud tdff tdri tedd tede tedi teed teef teer teet teff tefi teft teie teip teir teiu tepe tepi tepp tepu ter- tere terf teri terp terr teru tete teti tetr tett tetu teut tfpt tftp tidd tide tie- tied tiee tief tiei tiep tier tiet tiff tift tiit tiiu tip- tipe tipi tipp tipt tipu tird tire tiri tirr tiru tite titi titp titt titu tpdf tpdu tped tper tpir tppd tppp tppr tpte tptp tptr tput tre- tred tree tref trei tret treu trfd trfr tri- trie trif trip trit trpe trpp trte trtr trud true trut truu tter ttff tttt tude tudi tudu tuei tuer tuet tufe tuff tufi tuft tufu tuit tuiu tupe tupi tupu turd ture turf turi turp turr turt turu tute tuti tutt tutu u-ie u-rp uddi uder udet udid udir udpd ueir uepi ufer uffe ufip uftp uipi uirr updf uped upie uppe uppp uppu upri upup urde urdu ure- ured uret urfe urff urfi urft urie urif uriu urre urri urte urup urur urut utep uter utid utpd utri utti uttu uuri uutf uuuu