-tree e-fit eeeee eerie eetti efere eferi efetf effer effet effie effio efore efrei efter eieio eirie eiter eitri eofor eorre erere erier eriff erio- erite erixx eroor erore eroto error erte erter etete etext etio- etite etoro etree etter ettie exert exite exito exore exort exter extre extro feeor feere fefor feier feoff feret ferie ferio ferit ferox ferr- ferre ferri ferro ferte feter feti- fetii fetir feto- fetor fette ffxii fieee fieri fiero fifer fifie fiore fiori firee firei firer firie firit firre fitit fitof fitor fitri fitte fitto fixer fixie fixit foeti foir- foire foore foote footi fore- foreo foret forex forio forit forro forte forti forto fotte foxer foxie foxxx freei freer freet freex freir freit frere frett frier frite frito fritt frixe froit froot frore frote ftrtt ieiri ierei ieroe iette if-- ifere iffet ifrit ifttt iiiee iiiii iitti ioffe ioooi ioooo iorio iotit iotti irete irite irori irrit itero itete itext itfet itfit itfor itire itoff itter ittoo ittre ittti o-fer oeiro offer offie offir offit offof offre offto ofori ofoto ofter oirot oitti oo-er ooioo ooooo oorie oreo- oreoi orere orero orexo orfei orfeo orfoe orfor orito oroer oroix orret orter ortet ortoo otere oteri otero otori ototo otter ottir ottoi oxter oxxio reefe reeft reere reeti refer refet reffe reffo refit refix reiff reorx reoti rere- reree reret rerir retee reter retex retie retox retro rette retto rexer ri-fi riefe rieti rifer riife ririe rixoi ro-ro roero roffe rofor roiot roite rooer roofe rooft roore roote rorer roter rotie roto- rotor rotot rotox rotte rotti rotto roxie roxio rtext t-rex tefe teffi teito teret terex terif teroi teror terre terri terro tert- teter tetex tetr- tetri tetro tette texor texte tfifx ti-ti tieit tiere tieri tiero tieto tiexi tiffe tiore tiree tireo tirer tiret tirit tiro- tiroi titer titii titof titre titte titti tixte toeit toeof toerr toeto tofet toffo tofit tofor tofte toore toreo toret torii torio torit torre torri torro torte torti torto torxe toter totex toti- totie toto- totoe totoo totte toxi- toxie toxo- treer treet trefe treff treie treif treit treix trere treri trete trett triei trier triet trife trior trit- trite trito tritt troee trofe troff troft troie trott ttttt xerif xero- xerox xerte xetex xexex xfire xootr xorro xotox xoxox xtext xtort xtree xxiii xxxii xxxix