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-tree eeeee eepee eerie eetti eipri eirie eiter eitri eppie erept erere erewe erier erite errew erte erter etete etite etree etter ettie etwee ewert ieiri iepe ieper ierei iette iiiee iiiii iitti ipeti ipiti ippee ippei irete irewe irite irrep irrit itete itewe itire itrip itter ittre ittti iweep iwere iwrit p-rep peere peeri peert peete peire peirt pepee peppe peppi pept- perer peret peri- perie perit perre perri perte perti peter petie petit petr- petre petri pette petti pewee pewet pewit pewpe pewre piere pieri piert piewe piiri piper pipet pipit pippi pipri pirie pirre pirri piter pitie pitip pitre pitri pitti preie prete preti prewe prier priit prite priti pritt priwe pter- ptere pteri ptpre ptprr ptprt reepe reere reeti reewe repet repew repit reppe reprt reprw rere- reree reret rerip rerir retee reter retew retie retip rette rewer rewet rieti riper ripit rippe ririe rripe teepe tepee tepet tepit teret terre terri tert- teter tetr- tetri tette tewer tewet tewit ti-ti tieit tiere tieri tierp tiper tipet tipit tippi tiree tirer tiret tirit titer titii titre titte titti treer treet treie treip treit trepp trept trere treri trete trett trewe triei trier triet triip tripe tripi tripp tript trit- trite tritt triwe ttttt tweep tweer tweet tweie twere twerp twier twire twirp twite weepe weere weert weete weier weipe weire weite weper wepit wepte were- werei werew werie werpe werre werte weter wette wi-wi wiper wipit wippe wipte wirer wirie wirwe witer witie witte witti wrete wrett wrier write ww-ii wwiii wwwww

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