-ene eeee eefe eefl eefn eele eent eete eetu efen efet eft- eftu elee elef elen eler elet elfe elft elle ellu elne elte elue elul enee enel ener enne ennu ent- ente entr enue enuf enur enut erel eren erer eret erft erle erll erne erre ertl ertu erur etee etel eten eter etfe etne etnr etre ette ettn ettu etun euer eule eur- eure eurt feel feen feer feet fefe feff fele felf fell felt fene fenn fent fere fern ferr fert feru fete fetr fett fetu ffee ffff ffrr fftf ffun flee flen fler flet flue fluf flur fnet fnuf free fren fret frue frun ft-l ften fter fuel fuet fuff fufu fule full fulu fune funf funt fur- fure furl furn furr furt fute futu le-u leef leel leen leer leet lefe leff left lele lell lelu lene lenn lent lere lern lert lete lett leun leur llef llet lleu llll lner lrne lrrr ltee ltnt lttr luef luer lufe luff luft lufu lule lull lulu lune lunn lunt lure lurt lute neef neel neen neer neet nefe neff nefl nele nelf nell nelt nene nent nenu nere nerf nerl nerr nert neru net- nete nett neue neuf neun neur neut neuu nfer nfff nler nnnn nntn nren nrrl nrtl nter nteu ntfl ntnu ntrl ntru nttr nuee nuel nuer nuff nule null nune nunn nunt nure nurl nurn nurr nurt nuru nute nutt nutu reef reel reen reet refe reff refl refn refr reft refu rele rell relt rene renn rent renu rere rert reru rete retr rett reue reuf reul reut reuu rfef rffl rlee rlef rleu rnnt rnut rrle rrrr rrun rtee rtle rtlt ruel ruen ruer ruet rufe ruff ruft rule rull rune runf runn runt rure ruru rute rutl rutt rutu ruun teef teel teen teer teet teff tefl teft tel- tele tell teln telt telu tene tenn tent tenu ter- tere terf tern terr teru tete tetr tett tetu teut tlen tnef tnfl tnut tre- tree tref tren tret treu trfr trte trtr true trun trut truu tten tter ttff ttfn tttt ttul tuel tuen tuer tuet tufe tuff tuft tufu tule tull tulu tune tunn tunu ture turf turn turr turt turu tute tutl tutt tutu uele uell ufel ufer uffe ulee ulen ulfe ulft ulle ullr ulne ultt ulul unee unef unen uner unle unlf unne unrf unte unut ure- uret urfe urff urft urle urne urre urte urun urur urut utel uter utne uttu uuen uulu uutf uuuu