-tree eeeee eeler ehret eleet elele eleut ellel eller ellet ellul elulu eluru elute erere errtu erte ertel erter erthe etete ethel ether etree ettel etter ettle eturu euell euhel euler eurel eurre he-he heele heere heete hehte heler helle helre helte helth helue herel herle herre herte herth hertl hertu herur herut heter hethe hette hetur heuer heule heure heurt heute hheth hhhhh hrere hthrt htree huere huete huhuh huleh huler hulle hureh hurel hurll hurre hurtt hurtu hutte huttu huuru leell leere leert lehel lehre leleu lelle lerer lethe letre lette letur leuth luhte luleh lulle lulte lulul lurer lurue lute- luter lutte reere reerh reeth reher rehet rehue relee relet relte relue rere- reree reret retee retel reter rethe rette reuel reuer reuet reule reute reuth rhett ruehl ruele ruell ruere ruete rueth ruhle ruler ruteh ruter ruthe ruthu rutle rutte rutul ruule ruuth ruutu teele teell teeth tehee tele- teler teleu tell- telle teret tereu terre tert- tetel teter tethe tetle tetr- tette teuhe theel theer theeu thele ther- there therl thete theth theue thre- three thret threu thrue thuet thule thure thurl thurt thuru thute tlell tlett treer treet trele trere trete trett treut truel truer trule trull trute truth ttttt tuell tuelt tuhte tulet tulle tureh turel turet turle turre turtu turul turut tutee tutel tutle tutte tuuru uh-ee uh-uh uhhuh uhler uhuru ullet ullur ultre ululu uluru urelu urtel urter urthe urtlu urutu uter- uthel uther utter uttur uturu uuuuu