-ene dddd ddre dedd dede dedu deed deen deep deer deet dene denn dent denu depe depp depr dept der- dere dern derp derr dete detn detr deue deur deut dner dnet dntp dntt dnut dpdt dper dred dree dren dret drue drup drut druu dtdp dted dten dttp dudd dude dudu duer duet dune dunn dunt dupe dure durn durt duru dute dutp duur duut edde eddp ede- eden eder edrn edru edun edup edur eede eedu eeee eend eent eete eetu end- ende endu ened enee ener enne ennu enp- ent- entd ente entp entr enue enur enut epee epen eper eppp eprp epte erde ered eren erer eret erne erpe erre ertu erur etee eten eter etne etnr etre ette ettn ettu etun eude euer eur- eure eurt n-up ndde nder ndnp ndnt ndpd ndpr ndre ndut nedd nede nedu need neen neep neer neet nend nene nent nenu nepe nepr nept nerd nere nerr nert neru net- netd nete nett neue neun neur neut neuu nnnn nnpr nntn nppd nprt npte nptn nren nrpn nrrd nter nteu ntnd ntnu ntpd ntru nttr nudd nude nuee nuer nune nunn nunt nupe nurd nure nurn nurp nurr nurt nuru nute nutt nutu pdpn pdpr ped- pede peed peen peep peer peet pen- pend pene penn pent penu pepd pepe per- perd pere pern perp perr pert peru pete petn petr pett peun peur peut pnet pneu pnpp pntd pntr pnup ppen pper pppd pppn pppp ppru pptn pptt ppur pre- pred pree pren prep pret preu prnd prnp prpd prrd prtp prtr prud prue prut pruu pten pter ptpd ptrd pu-e pudu pued puer puet pueu pund pune punt punu pupe pupu pur- pure purp purr puru put- pute putt putu rder redd rede redr redu reed reen reep reet rend rene renn rent renu repe repp repr rept repu rerd rere rert reru retd rete retr rett reue reup reut reuu rndp rnnt rntd rntp rnut rpdp rpet rppn rptd rptn rred rrrr rrun rtdt rtee rtnd rttp rudd rude rudp rued ruen ruer ruet rund rune runn runt rupe rupp rupt rurd rure rurp ruru rute rutt rutu ruud ruun tedd tede teed teen teer teet tend tene tenn tenp tent tenu tepe tepp tepu ter- tere tern terp terr teru tete tetr tett tetu teut tndd tnut tpdu tped tper tppd tppp tppr tpte tptp tptr tput tre- tred tree tren tret treu trpe trpn trpp trte trtr trud true trun trut truu tten tter tttt tude tudu tuen tuer tuet tund tune tunn tunu tupe tupu turd ture turn turp turr turt turu tute tutt tutu u-rp uden uder udet udpd udun uend unde uned unee unen uner unne unte unut uped upen upne upnp uppe uppp uppu upup urde urdu ure- ured uret urne urre urte urun urup urur urut utep uter utne utpd uttu uuen uuuu