-tree eeeee eeler ef-tu efere efetf effer effet eftel efter efuru efutu 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 feele feere feher fehrl felet felle felte feltt ferel feret ferle ferr- ferre ferte ferth feteh fetel feter fette feuer feule feute fleer fleet flere flert flete flett fleur fluff fluht flure flurr flurt flute freeh freel freer freet frere frett freur frute fthfl ftlee ftrtt fu-fu fuhel fulle fullf fulth furel furth futuh futur he-he heele heere heete hefer heffe hefte 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 hfelt hheth hhhhh hrere hthrt htree huere huete hufel huffe huhuh huleh huler hulle hureh hurel hurll hurre hurtt hurtu hutte huttu huuru leell leere leert lefeu leffe leful lehel lehre leleu lelle lerer lethe letre lette letur leuth lufre lufte luhte luleh lulle lulte lulul lurer lurue lute- luter lutte reefe reeft reere reerh reeth refel refer refet reffe refut 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 ruffe ruhle ruler ruteh ruter ruthe ruthu rutle rutte rutul ruule ruuth ruutu teele teell teeth tefe tehee tele- teler teleu tell- telle teret tereu terre tert- tetel teter tethe tetle tetr- tette teuhe theef theel theer theeu theft thele ther- there therf therl thete theth theue thre- three thref thret threu thrue thuet thuff thule thure thurf thurl thurt thuru thute tlell tlett treer treet trefe treff trele trere trete trett treut truel truer truff trule trull trute truth ttttt tuelf tuell tuelt tuffe tufte tuhte tulet tulle tureh turel turet turle turre turtu turul turut tutee tutel tutle tutte tuuru uelfe ufere 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