-tree eeeee eeler eepee eerie eetti eiler eilet eipri eirie eitel eiter eitri eleet elele eleri eleut eliel elite ellel eller ellet ellie ellul elpee elper elulu eluru elute eppie epuli epure erept erere erier erite eritu erpel errtu erte ertel erter ertil erupt etete etile etite etree ettel etter ettie ettle eturu euell euler eurel eurre ieiri iepe ieper ierei iette iiiee iiiii iitti ileri iller illit illui ilter iltur ilulu ipel ipele iperu ipeti ipiti ippee ippei irele irete iriel irill irite irrel irrep irrit irule irupi itele itell itete itire itrip ittel itter ittre ittti itu-r itu-t ituri ituru itutu iuliu iuput iurie leeli leell leere leert leile leill leip- leire leite lelei lelep leleu lelle lelli lepel leper lepet lepir leppe lepre lept- lerer lerie letil letit letre lette letup letur leupp lieli liepe liere lieup lieut lilet lilie liliu lille lilli lipet lipie lippe lippi liril lirui litel liter litir litre litte litti litui litup liule liuli liure luire luite lulle lulli lulte lulul luper luppe luppi lupul lurer lurie lurue lurup lute- luter lutte lutui luuri p-rep peele peell peere peeri peerl peert peete peile peill peire peirl peirt pelee peler pelet pelit pelle pelli pepee pepel peple peppe peppi pept- pepup perel perer peret peri- perie peril perit perle perre perri perte perti perur peter petie petit petr- petre petri petru pette petti petur peule peure piele piere pieri piert pieup piilu piiri pilei piler pilet pili- pille pilur pilut piper pipet pipil pipit piple pipli pippi pipri pipul pirie pirre pirri pirui piter pitie pitip pitle pitre pitri pitru pitti piuri piuru piute pleep pleet pleie pleit plete pleut pliei plier plite plitt pluie pluit plupp pluri plut- plute pluti preie prell prelp prepl prete preti prier priit prile prill prite priti pritt prute pter- ptere pteri ptil- ptile ptpre ptprr ptprt ptpru pueri puett puler pull- pulle pulli pullu pulut pupet pupil puple puppe pupri puree purel purer purie purle purli purre purte purul puter putit putre putt- putte putti puttu putup puuri re-up reepe reere reeti reile reill relee relet relie relit relli relte relue repel repet repit reple reppe reprt reput rere- reree reret rerip rerir retee retel reter retie retil retip rette reuel reuer reuet reuil reuir reule reuli reute reuti rieti rieul riler rille ripel riper ripit riple rippe ripup ririe rirpu riuel riuer rripe ruele ruell ruere ruete ruili ruiru ruler rulli rupee rupel ruper rupie rupit ruter rutle rutli rutte rutul ruule ruutu teele teell teepe teeup teill tele- telei telep teler teleu telit teliu tell- telle telli telti tepee tepet tepeu tepit teppu tepui teret tereu terli terre terri tert- tetel teter tetle tetr- tetri tette ti-ti tieit tiele tieli tielt tiere tieri tierp tieup tieut tiler tilie tilip tille tilli tilte tiper tipet tipil tipit tiple tippi tippu tipup tiree tirer tiret tirit tirle tirli tirru tirtl tirur titel titer titii titil title titli titre titte titti titup tlell tlett tpler treer treet treie treil treip treit trele trepp trept trere treri trete trett treut triei trier triet trieu triip trill tripe tripi tripl tripp tript trit- trite tritt truel truer truit trule trull trupt trute ttttt tueie tueil tueit tuell tuelt tuile tuili tuire tuite tulet tulie tulip tulir tulle tului tupee tuple tuppi turei turel turet turie turit turle turre turri turtu turul turup turut tutee tutel tutie tutle tutli tutte tutti tuuei tuuli tuuri tuuru uitti ullet ullur ulpur ultre ululu ulupi uluru uluti upeet upier uplit upper uppie uppli upput upter uptie ureit urelu uriel urite urtel urter urtlu uruit uruli urupe ururi uruti urutu uter- uteri utiel utier utile utili utter uttur uturu uuuuu