tono tonu tooa toon toor toot tora torg tori torn toro torr tort toru tota toti toto totr tott toug toui toun tour tout traa trag trai tran trao trat trau tri- tria trig trin trio trit trna trng trno troa trog troi tron troo trot trou trra trtr trug trun trut truu tton tttt tuan tuao tuar tuat tuga tugg tugu tuig tuin tuit tuiu tuna tung tuni tunn tuno tunu tuor tura turg turi turn turo turr turt turu tuta tuti tuto tutt tutu tuuo uair uang uart uaru uata uatu uaua ugao ugar uggo uggt ugia ugni ugra ugri ugro ugta ugur uguu uint uira uirr unaa unai unan unar unat unau unga ungo ungu uni- unia unii unin unio unir unit unna unni unno unon unra unro unto unut uor- urai uran urao urat urau urga urgi urgu uria urin uriu urna urni uro- uroa uroo urra urri urun urur urut utai utan utau utia utin utor utri utti utto uttu utug uuni uuno uuri uuta uuuu