tptr tput tre- tree trei tren treo tret treu tri- trie trin trio trip trit trno troe troi tron troo trop trot trou trpe trpn trpp trte trtr true trun trut truu tten tteo tter ttoe tton ttop tttt tuei tuen tuer tuet tuin tuit tuiu tune tuni tunn tuno tunu tuor tupe tupi tupo tupu ture turi turn turo turp turr turt turu tute tuti tuto tutt tutu tuuo u-ie u-rp uein ueir ueno uepi uint uipi uirr unee unen uner uni- unie unii unin unio uniq unir unit unne unni unno unon unop unro unte unto unut uone uor- uore upen upie upin upne upnp upon upor uppe uppp uppu upri upto upup ure- uret urie urin uriu urne urni uro- uroo urpo urre urri urte urun urup uruq urur urut utep uter utin utne utor utri utti utto uttu utuq uuen uuni uuno uuri uuuu