-tree eeeee eepee egger egret ehret epher epheu epure erege erept erere errtu erte erter erthe ertug erupt etete ether etree etter eturu eurgh eurre ge-hu gee-h geere geert geete geeup gegge gehee gerre gerth gertt getee geter gethe gethu gette getup gheet greer greet grege gregg grepe grete greth grett greup greut grgur grhpr grrrr grure gruut guere gugeh gughe gureh gurge gurre gurth gurur guthu gutte he-he heegh heepe heere heete heger hegge heght hehte heper hepet hept- hereg herpt herre herte herth hertu herur herut heter hethe hette hetup hetur heuer heugh heure heurt heute hgprt hgttg hheth hhhhh hrere hrrep hthrt htree httpr hu-pe huere huete huger huget hugge hughe huhuh hupeh hupet huppe hureh hurre hurtt hurtu hurup hutte huttu hutup huuru p-rep peege peere peert peete peeth pepee peppe pept- pepup perer peret perge perre perte perth perur peter petr- petre petru pette petuh petur peugh peure pgrep pheer phere phpht phtpp phugh phutu prepg prete prute pter- ptere ptpre ptprg ptprh ptprr ptprt ptpru puett puget puhtu pupet puppe puree pureh purer purge purre purte puter putre putt- putte puttu putup re-up reege reepe reere reerh reeth reger reget regge regtt regur regut reher rehet rehue repeg repet reppe reprt reput rere- reree reret retee reter rethe retrg rette reuer reuet reute reuth rhett ruegg ruere ruete rueth ruger ruget rugge rughe rughh rught rupee ruper ruteh ruter ruthe ruthu rutte ruuth ruutu teege teepe teeth teeup teght tegre tegur tehee tepee tepet tepeu teppu teret tereu terge tergu terre tert- teter tethe tetr- tette teuge teugh teuhe theer theeu thegh thegr thepe ther- there therp thete theth theue thre- three threp thret threu thrue thttp thuet thure thurt thuru thute treer treet treg- trepp trept trere trete trett treut truer trugg trupt trute truth ttttt tuhte tupee tureh turet turph turre turtu turup turut tutee tutte tuuru ugrug uh-ee uh-uh uhhuh uhuru upeet upher upper upput upter upthe urger urgut urter urthe urupe urutu uter- uther utter uttur uturu uuuuu