dddd ddie ddpo ddre dedd dede dedi dedo dedu deed deep deer deid deie deip deir deop deor depe depo depp depr der- dere deri dero derp derr deue deur dide didi dido didu died diep dier dieu diii diop dior diou dipe dipo dipp dipu dird dire dirr dod- dodd dode dodi dodo doer doid dood doop door dope dopo dopp dopr dord dore dori doro dorp dorr doru doud doue doup dour dper dpie dred dree drei drie drip drod drop drou drue drui drup druu dudd dude dudo dudu duer duid duir duo- dupe dupo dure duri duro duru duur edde eddi eddo eddp ede- edei eder edie edip edod edou edru edup edur eede eedu eeee eero eid- eide eidi eido eidr eidu eied eiei eier eiou eipo eipr eird eire eode eoir eore eori epee eper epi- epid epie epip epod epor eppo eppp epro eprp erde erdi ered erei erer erie erio eriu erod eroe eroi eroo erpe erre erro erur eude euer euoi eur- eure euro iddo ided idee ideo ider idid idie idio idir idre idro iduo iedr ieie ieio iere ieri ieud iide iied iiie iiii iiio iioi iioo iiop iod- iodd iode iodo ioee ioii ioio iooi iooo iore iori ipdi iper ipid ipie ipod ipoe ipop ippo ippr ipri ipur irdo irdp ired iree irer iri- irid irie irio irip irod irop irpe irre irri iuiu iupp o-eo oddd oddi oded odei odeo oder odie odio odir odiu odoo odop odor odou odrp odur oedo oeid oere oido oier oiii oire oodi ooer ooid oooo oord oore oped opei opep oper opie opii opio opo- opor oppi oppo orde ordo ordu ore- ored oreo orer ori- orid orie orio oro- oroe oror orpe orpi orri orro orup oude oued ouer ouie ouii ouir oupe our- oure ouro ouu- pdpr ped- pede pedi pedo peed peep peer peio peip peir peor peou pepd pepe pepi pepo per- perd pere peri pero perp perr peru peur pide pido pied piep pier piip pipe pipi pipo pipp pire piri piro pirr piru pod- podd pode podi podo podu poed poer poid poio pood poop poor pop- pope popi popo popp pore pori poro porr poud poui poup pour pper ppid ppie ppod pppd pppo pppp ppru ppur pre- pred pree prep preu pri- prid prie prii pro- prod proe proo prop prou prpd prrd prri prud prue pruu pu-e pudo pudu pued pueo puer pueu puid puir puiu pupe pupi pupu pur- pure puri puro purp purr puru rder rdio redd rede redi redo redr redu reed reep reid reii reir reiu reod reop reou repe repi repo repp repr repu rerd rere reri rero reru reue reup reuu ridd ride ridi rido ried riep rier rieu riou ripd ripe ripi ripp ripr rire riri riue rodd rode rodi rodo roed roer roid roio roir roiu rood rooi roop roor rope ropo rore rori roro roru roud roue roup rpdp rpii rpoe rred rrrr rudd rude rudi rudo rudp rued ruer ruid rupe rupp rurd rure ruri ruro rurp ruru ruud u-ie u-rp uddi uder udid udir udoo udop udpd ueir uepi uipi uirr uor- uore updo uped upie upor uppe uppp uppu upri upup urde urdu ure- ured urie uriu uro- uroo urpo urre urri urup urur uuri uuuu