-tree c-tec ccccc ccett cech ceche cecht ceere cerc- cerce cerec cerer ceret cerre certe cette chech cheer cheet chehr chere chert cheru chete cheth chett cheue chher chueh chuet chur- chure churr churt churu chute crece creer crete cretu creu- creue cruce cruet crure cruth ctree cttee cuche curce curch curer curet curre cutch cutcu cutee cuter cuthe echte ecthr eeeee eetch ehret erech erect erere errtu erte erter erthe eruct etche etchu etete ether etree etter eturu eucre eurre he-he heche hecht hect- hecte heere heete hehte herce herre herte herth hertu herur herut hetch heter hethe hette hetur heuch heuer heure heurt heute hheth hhhhh hrere hthrt htree hucch huche huere huete huhuh hureh hurre hurtt hurtu hutch hutte huttu huuru recce recet reche recht rect- recte recue recur recut reece reech reere reerh reeth reher rehet rehue rere- reree reret retch retee reter rethe rette reuer reuet reute reuth rhett rucer ruche ruere ruete rueth rurec rutch ruteh ruter ruthe ruthu rutte ruuth ruutu tchuh tecch teche teech teeth tehee terce teret tereu terre tert- tetch teter tethe tetr- tette teuch teuhe thec- thect theer theeu ther- there thete theth theue thre- three thret threu thrue thuet thure thurt thuru thute treer treet trere trete trett treut truce truch truer trute truth ttttt tucet tuche tucht tuctu tuech tuhte tureh turet turre turtu turut tutch tutee tutte tuuru u-cee uchee ucheh uchte uchuu uh-ee uh-uh uhecr uhhuh uhuru urech urter urthe uruce urucu urutu uter- uther utter uttur uturu uuuuu