-er eee eef eeo eer eet eex ef- efe eff efo efr eft efx eo- eoe eof eoo eor eot eou ere erf ero err ert eru ete etf eto etr ett etu etx eu- eue euf eur eut eux ex- exe exo exr ext exu exx fee fef feo fer fet feu fex ffe fff ffo ffr fft ffu ffx foe fof foo for fot fou fox fre frf fro frr frt fru fte ftf fto ftr ftt ftu ftx fue fuf fuo fur fut fuu fux fxe fxr fxt fxu fxx oee oef oeo oer oet oex of- ofe off ofo ofr oft ofu ofx oo- oof ooo oor oot oox or- ore orf oro orr ort oru orx ot- ote otf oto otr ott otu ou- oue ouf ouo our out ox- oxf oxo oxt oxx re- ree ref reo rer ret reu rex rfe rff rfo rfr rft rfu roe rof roo ror rot rou rox rrf rrr rrt rru rte rtf rto rtr rtt rtu rtx rue ruf ruo rur rut ruu rux rxr t-x te- tee tef teo ter tet teu tex tfe tff tfo tfr tft tfu tfx to- toe tof too tor tot tou tox tre trf tro trr trt tru trx tte ttf tto ttr ttt ttu ttx tue tuf tuo tur tut tuu tux txe txf txt txu uee uef uer uet ufe uff ufo ufr uft ufu ufx uoe uoo uor uot uox ur- ure urf uro urr urt uru urx ute utf uto utr utt utu utx uue uur uut uuu uxf uxo uxr uxt uxu xee xer xet xeu xex xfe xft xfx xof xoo xor xot xox xrf xrt xrx xtf xtr xtx xue xxo xxx

eeee eefe eero eete eetu eext efeo efet efor eft- eftu eore eoto eoux er-x erer eret erft erfx eroe eroo erre erro ertu erur etee eter etfe etoe etox etre etro ette etto ettu etux euer eur- eure euro eurt exer exfo exo- exor exrx exte extr feer feet fefe feff fefo feof fere fero ferr fert feru fete fetr fett fetu feux fext ffee ffff ffrr fftf foer fofo foof foot for- fore foro forr fort fote foto fott four fout foxe foxx free freo fret frex froe frot frou frue fter fuet fuff fufu fuor fur- fure furo furr furt fute futo futu o-eo oere oeuf ofer off- offe offo offr offu ofor ofre ooer ooff oooo oore oort ore- oreo orer orex orfe orff orfu oro- oroe orof oror orot orro orte orto otee oter oto- otoe otof otoo otor otre otro otte otto ottu otur ouer oufe ouff our- oure ouro ourt out- oute outo ouu- oxer oxo- oxof oxox oxuf oxxo reef reet refe reff refr reft refu reof reot reou rere rero rert reru rete reto retr rett reue reuf reut reuu reux rexx rfef roer roet rofe roff rofo roof roor root roox rore roro rort roru rote roto rotr rott roue rouf rout roux roxo rrrr rtee rtex ruer ruet rufe ruff rufo ruft rure ruro ruru rute ruto rutt rutu teef teer teet teff teft teor ter- tere terf tero terr teru tete teto tetr tett tetu tetx teut text tfot tfox toee toer toet toff tofo toft tofu toof toor toot tore torf toro torr tort toru torx tote toto totr tott tour tout tox- toxo toxt tre- tree tref treo tret treu trex trfr troe troo trot trou trox trte trtr true trut truu trux tteo tter ttff ttoe tttt tuer tuet tufe tuff tufo tuft tufu tuor ture turf turo turr turt turu tute tuto tutt tutu tuuo txtr uext ufer uffe uofo uor- uore ure- uret urex urfe urff urft uro- uroo urox urre urte urur urut uter utfo utor utto uttu uutf uuuu uxor uxue xeer xefe xer- xero xert xexe xfer xoro xote xout xoxo xtro xuxu xxxo xxxx

-tree eeeee ef-tu efere efetf effer effet efore efter efuru efutu eofor eorre erere eroor erore eroto error errtu erte erter etete etext etoro etour etree etter eturu eurex euro- eurre exert exore exort exout exter extre extro extue exute feeor feere fefor feoff feret ferox ferr- ferre ferro ferte feter feto- fetor fette feuer feute foore foote fore- foreo foret forex forro forte forto forur fotte fotur fouee fouet foure fouro foxer foxxx freer freet freex frere frett freur froot frore frote frute fruto fruux ftrtt fu-fu fuero furo- furor futex futur o-fer offer offof offre offto ofoto ofour ofter oo-er ooooo oreo- orere orero orexo orfeo orfeu orfoe orfor oroer orout oroux orret orter ortet ortoo oruro orutu otere otero ototo otour otter ottur oture ouert ouoro oure- outer outof outre outro outto oxter reefe reeft reere refer refet reffe reffo refut reorx rere- reree reret retee reter retex retox retro rette retto reuer reuet reute rexer ro-ro roero roeux roffe rofor rooer roofe rooft roore roote rooue rorer roter roto- rotor rotot rotox rotte rotto rouer rouet roufe roure route routt rtext ruere ruete ruffe ruffo rufo- ruter rutte ruutu t-rex tefe teret tereu terex teror terre terro tert- teruo teter tetex tetr- tetro tette teuto texor texte toeof toerr toeto tofet toffo tofor tofte toore toreo toret torre torro torte torto tortu torue torxe toter totex toto- totoe totoo totte toure touro toute toxo- treer treet trefe treff trere trete trett treut treux troee trofe troff troft trott troue trout truer truex truff truro trute truxe ttttt tuero tuffe tufte tuotu turet turot turre turro turtu turut tutee tuteo tutor tutte tutto tuuru ufere ufofu uouee ureo- urour urter urutu uter- utero utro- utror utter uttur uturu ututo uuuuu x-out xero- xerox xerte xetex xexeu xexex xootr xorro xotox xoxox xtext xtort xtree

e-four e-text efexor effere effete effoff effore effort effutu efreet efter- eototo erfurt eroto- errett errour etoeot etreux ettore ettutu euroto eururo eutere exeter exorte extort extro- feeror feetof feofor ferfer ferrer ferret ferrex ferro- ferrur fertee ferter