tatu taua taub tauc taur taut tbar tbca tbcb tbcc tbit tbrb tbta tcca tccc tccu tctc tiaa tiab tiao tiar tiba tibi tibu tica ticc tico tiit tiiu tiou tira tirb tiri tiro tirr tiru tita titc titi tito titt titu toab toat toau toba tobi tobo tobt tobu toca toci toco toit tooa toor toot tora torc tori toro torr tort toru tota totc toti toto totr tott toui tour tout traa trab trac trai trao trat trau trca trcc tri- tria trib tric trio trit troa troc troi troo trot trou trra trtc trtr trub truc trut truu ttab ttbb tttt tuao tuar tuat tuba tubb tubo tubr tubu tuca tucc tuco tuit tuiu tuor tura turb turc turi turo turr turt turu tuta tuti tuto tutt tutu tuuo uabc uaca uair uaoc uarc uart uaru uata uatu uaua ubac ubar ubba ubbi ubbo ubic ubii ubir ubit uboc ubra ucai ucar ucat ucbc ucca ucci ucio ucrc ucua ucut uica uira uirr uocc uor- urac urai urao urat urau urba urbi urca urci uria urib uric uriu uro- uroa uroo urra urri urur urut utac utai utau utia utor utri utti utto uttu uuoc uuri uuta uuuu