eeee eery eete eetu erer eret erre ertu erur erye etee eter etre ette ettu etty euer eur- eure eurt eury eyer eyet eyey eyre eyry eyte eyyr reet rere rert reru rery rete retr rett rety reue reut reuu reye rrrr rtee ruer ruet rure ruru rute rutt rutu ruty ryet rytt ryue ryyt teer teet ter- tere terr teru tery tete tetr tett tetu teut teye teyr tre- tree tret treu trey trte trtr true trut truu try- trye tter tttt tuer tuet tuey ture turr turt turu tury tute tutt tutu tuty tuye tyee tyer tyet tyr- tyre tyrr tyte tytt tyty ure- uret urey urre urry urte urur urut uter uttu uuuu uyre ye-u yeer yeet yere yerr yert yery yete yett yeue yeye yeyr ytre yuer yure yurt yury yute yutu yuty yuye yuyu yyyy