-er eee eef eek eel eer eet ef- efe eff efi efl efr eft eie eif eii eik eil eir eit eke ekf eki ekl ekr ekt ele elf eli elk ell elr elt ere erf eri erk erl err ert ete etf eti etk etl etr ett fee fef fei fek fel fer fet ffe fff ffi ffk ffl ffr fft fie fif fii fik fil fir fit fkf fki fkk fkl fkt fle flf fli fll flr flt fre frf fri frk frl frr frt fte ftf fti ftk ftl ftr ftt i-f ie- iee ief iei iek iel ier iet ife iff ifi ifl ifr ift iie iif iii iil iir iit ike ikf iki ikk ikl ikr ikt il- ile ilf ili ilk ill ilr ilt ir- ire irf iri irk irl irr irt ite itf iti itk itl itt k-t ke- kee kef kei kek kel ker ket kff kfi kie kif kii kik kil kir kit kke kki kkk kkl kkr kkt kl- klf kli klr klt krf kri krk krl krr krt kte ktf ktk ktl ktr ktt lee lef lei lek lel ler let lfe lff lfi lfk lfl lfr lft lie lif lii lik lil lir lit lkl lkr lkt lle llf lli llk lll llr llt lrf lri lrk lrr lrt lte ltf lti ltk ltl ltr ltt re- ree ref rei rek rel rer ret rfe rff rfi rfk rfl rfr rft rie rif rii rik ril rir rit rke rkf rkk rkt rle rlf rli rll rlr rlt rrf rri rrk rrl rrr rrt rte rtf rti rtk rtl rtr rtt te- tee tef tei tek tel ter tet tfe tff tfi tfk tfl tfr tft tie tif tii tik til tir tit tke tkk tkl tkr tkt tle tlf tli tlk tll tlr tlt tre trf tri trk trl trr trt tte ttf tti ttk ttl ttr ttt

eeee eefe eefl eeke eele eete efet effi efik efil efit efke eft- eiei eier eike eiki eile eire eiti eitr ekek eker eket ekki elee elef elek eler elet elfe elfi elft elie elif elik elil elit elke elki elle elli elte erei erel erer eret erft erie erik eril erit erke erki erle erli erll erre ertl etee etel eter etfe etik etre ette etti f--k feek feel feer feet fefe feff fefi feie feil feir feit feke fele felf feli felk fell felt fere ferk ferr fert fete feti fetr fett ffee ffff ffii ffrr fftf fief fiel fier fife fiff fifi fift fiii fiil fike fiki file fili filk fill fire firk fite fiti fitt flee fler flet flii flik flit fltk free frei fret frie frik fril frit ft-l fter ftii ieet ieie iele iere ieri ietf iett ifel ifer ifil ifit ifrf ifri iiie iiii iiit iitr iitt ikee iker ikki ikri ile- ilek iler ilet ilie ilir ilit ilke ilki ill- ille illi illt ilre iree irel irer irfe iri- irie iril irki irre irri irte irtf irti itek itel iter itet itie itif itil itll itrf itri ittf keef keek keel keer keet keff kefr keft keif keii keik keil keir keke keki kekl kele kelf keli kelk kell kelt ker- kere kerf keri kerk kerl kerr kert ket- kete ketf keti ketk ketr kett kfel kfer kfff kffk kfil kfir kfit kflf kfli kfll kflt kfre kfri kfrr kfte kfti kftk kftt kief kiel kier kife kiff kifl kifr kift kiii kiik kiit kikf kiki kikk kikr kikt kile kili kilk kill kilr kilt kirf kiri kirk kirr kirt kite kiti kitl kitr kitt kkfi kkfr kkft kkik kkit kkkk kklf kkli kkll kkre kkrf kkrk kkrl kkrr kkrt kktk kktl klee klef klek kler klet klfe klff klfi klft klif klik klil klir klit klkk klkl klkr klle kllk klrf klrk klrr kltf klti kltk kltr kltt kree kref krei krek kret krfe krff krft krik kril krit krke krki krkk krkr krle krlf krlt krre krrf krri krrk krrl krrr krrt krti krtk krtr ktee ktek ktel ktfi ktfl ktie ktik ktil ktke ktkk ktkr ktkt ktlf ktli ktlk ktlr ktlt ktre ktrf ktri ktrk ktrl ktrr ktrt kttf ktti kttk kttr kttt leef leek leel leer leet lefe leff left leie leif leik leil leir leit leke leki lekk lele leli lell lere lerk lert lete leti lett lief liek liel lier liet life liff lifl lift liii liir like lile lili lill lilt lire liri lirk lirl lirr lirt lite liti litl litr litt llef llet llll lrif lrrr ltee ltke lttr reef reek reel reet refe reff refi refl refr reft reif reii reik reil reir reit reke reki rekt rele rell relt rere reri rert rete reti retr rett rfef rffl rief riek riel rier riet rife riff rift riif rike riki rikk rile rill rire riri rite riti ritl ritt rkkf rlee rlef rlif rrif rrle rrrr rtee rtei rtle rtlt teef teek teel teer teet teff tefi tefl teft teie teil teir teke tel- tele teli tell telt ter- tere terf teri terk terr tete teti tetr tett tie- tiee tief tiei tiel tier tiet tiff tift tiit tike tiki tile till tilr tilt tire tiri tirl tirr tite titi titt tlik tlli tre- tree tref trei trek tret trfr tri- trie trif trik tril trit trte trtr tter ttff tttt

-tree e-fit eeeee eeler eerie eerik eetti efere eferi efetf effer effet effie efile efrei eftel efter eifel eiker eiler eilet eirie eitel eiter eitri ekker eleet elele eleri eliel elife elike eliki elite ellek ellel eller ellet ellie eltek erere erier eriff erite erkel erkki erlik erte ertel erter ertil eteke etete etike etile etite etlik etree etrek ettel etter ettie ettle feele feere feier feile felet felle felli felte feltt ferel feret ferie ferik ferit ferle ferr- ferre ferri ferte fetel feter feti- fetii fetir fette ffeil fieee fieri fierk fifer fifie fikel fikie fikri filer filet fili- fille