trib trie trim trip trit trmb trmd trmi trmu trpe trpm trpp trte trtr trub trud true trut truu ttbb tter ttim tttt tubb tube tubr tubu tude tudi tudu tuei tuer tuet tuim tuit tuiu tumb tume tumi tump tumu tupe tupi tupu turb turd ture turi turm turp turr turt turu tute tuti tutt tutu tuum u-ie u-rp ubbe ubbi uber ubet ubid ubii ubir ubit ubud uddi udem uder udet udid udim udir udpd ueir uepi uipi uirr umb- umbe umbi umde umer umet umit umpe umri umut upbe updm uped upie upim upme uppe uppp uppu upri upup urbe urbi urde urdu ure- ured uret urib urie urim uriu urmi urre urri urte urum urup urur urut utep uter utid utmb utmp utpd utri utti uttu uuri uuuu