-ene dddd ddre dedd dede dedu deed deef deel deen deer defe deff defn deld dele delf dell dene denn denu der- dere derf dern derr deue deul deur dfer dfrf dner dred dree dref drel dren drue druu dudd dude dudu duel duer duff dufu dule dull dulu dune dunn dure durn duru duul duur edde ede- edel eden eder edfl edfu edle ednl edrn edru edun edur eede eedu eeee eefe eefl eefn eele eend efen elde eldr eled elee elef elen eler elfe elle ellu elne elue elul end- ende endu ened enee enel ener enne ennu enue enuf enur erde erdf ered erel eren erer erld erle erll erne erre erur eude euer eule eur- eure fdlr fede fedn feed feel feen feer fefe feff feld fele felf fell fend fene fenn ferd fere fern ferr feru feud ffee ffff ffrr ffun fldr fled flee flen fler flud flue fluf flur fndd fndn fndr fnuf fred free fren frue frun fudd fude fuel fuff fufu fule full fulu fund fune funf fur- fure furl furn furr le-u lede leed leef leel leen leer lefe leff lele lell lelu lend lene lenn lerd lere lern leud leun leur lfrd llef lleu llll llud lndn lner lrdd lrne lrrr ludd lude lued luef luer lufe luff lufu lule lull lulu lund lune lunn lurd lure ndde nder ndre ndrf nedd nede nedu need neef neel neen neer nefd nefe neff nefl neld nele nelf nell nend nene nenu nerd nere nerf nerl nerr neru neue neuf neun neur neuu nfer nfff nfld nler nnnn nren nrrd nrrl nudd nude nuee nuel nuer nuff nule null nune nunn nurd nure nurl nurn nurr nuru rder redd rede redl redr redu reed reef reel reen refd refe reff refl refn refr refu reld rele rell rend rene renn renu rerd rere reru reue reuf reul reuu rfef rffl rlee rlef rleu rndf rnld rred rrle rrrr rrun rudd rude rudl rued ruel ruen ruer rufe ruff rule rull rund rune runf runn rurd rure ruru ruud ruun udel uden uder udun uele uell uend ufel ufer uffe ulde ulee ulen ulfe ulle ullr ulne ulul unde uned unee unef unen uner unfd unle unlf unne unrf urde urdu ure- ured urfe urff urle urne urre urun urur uuen uulu uuuu