-tree e-ten eeeee eener eenet eeten eevee eever enent enete ennet enten enter entex entre enver envex ereen erere ereve ernen ernet erte erter erven etern etete etext etnre etree etten etter even- evene event evere everr evert evete evett eveve evren exene exert exner exter extre neere neeve nente neree neret nerre nerte nerv- nerve neten netex netne nette nettv neven never nevet nevre nevve nexen nextt nextv ntete reene reere reeve renee rener renet renne rente rere- reree reret retee reter retex retnr rette reven rever revet rexen rexer rtenn rtext rtrev t-rex tenen tener tenet tenex tenne tente teret terex terne terre tert- terve teten teter tetex tetr- tette tevet texte tntnt treen treer treet trene trent trere trete trett treve ttnet ttttt veere veeve venee vener venet venev venne vente veren verex verne verre verte verve veten vetex vette vever vexer xerte xetex xexex xtext xtree