-tree eeeee ehret eorre erere eroor erore eroto error erte erter erthe etete etext ether etho- etoro etree etter exert exhex exore exort exter extre extro he-he he-ro heere heete hehte heore heroe herre herro herte herth herto heter hethe hette hetto hexer hheth hhhhh ho-ho ho-oh hohoe hohot hooer hoore hoort horex horhe horre horro horth horto hothe hothr hotot hotte hotto hrere hthrt htree oerth oh-oh ohrot ohthe oo-er ooher ooooh ooooo oothe oreo- orere orero orexo oroer orret orter ortet orth- orthe ortho ortoo otere otero other othre ototo otter oxter reere reerh reeth reher rehet rehoe reorx rere- reree reret retee reter retex rethe retox retro rette retto rexer rheo- rhett rhoeo ro-ro roero rooer roore roote rorer roter rothe rotho roto- rotor rotot rotox rotte rotto rtext t-rex teeth tehee teret terex teror terre terro tert- teter tetex tethe tetr- tetro tette texor texte theer theex theo- theor theox ther- there thero thete theth thexx thore thoro thorr thort thoth thre- three threo thret throe throo throt to-ho toerr toeto toher tohoe tohot toore tooth toreo toret torht torre torro torte torto torxe toter totex tothe toto- totoe totoo totte toxo- treer treet trere trete trett troee troth trott ttttt xero- xerox xerte xetex xexex xheet xhort xootr xorro xotox xoxox xtext xtort xtree