| 2016 | ER | Improving the Correctness of Some Database Research Using ORA-Semantics. | Tok Wang Ling, Zhong Zeng, Mong-Li Lee, Thuy Ngoc Le |
| 2016 | ICDE | ORA-semantics based keyword search in XML and relational databases. | Tok Wang Ling, Zhong Zeng, Thuy Ngoc Le, Mong-Li Lee |
| 2014 | CIKM | ExpressQ: Identifying Keyword Context and Search Target in Relational Keyword Queries. | Zhong Zeng, Zhifeng Bao, Thuy Ngoc Le, Mong-Li Lee, Tok Wang Ling |
| 2014 | DASFAA | Object Semantics for XML Keyword Search. | Thuy Ngoc Le, Tok Wang Ling, H. V. Jagadish, Jiaheng Lu |
| 2014 | DEXA | Group-by and Aggregate Functions in XML Keyword Search. | Thuy Ngoc Le, Zhifeng Bao, Tok Wang Ling, Gillian Dobbie |
| 2014 | DEXA | Finding Missing Answers due to Object Duplication in XML Keyword Search. | Thuy Ngoc Le, Zhong Zeng, Tok Wang Ling |
| 2014 | ER | Schema-Independence in XML Keyword Search. | Thuy Ngoc Le, Zhifeng Bao, Tok Wang Ling |
| 2013 | DEXA | Discovering Semantics from Data-Centric XML. | Luochen Li, Thuy Ngoc Le, Huayu Wu, Tok Wang Ling, Stphane Bressan |
| 2013 | ER | From Structure-Based to Semantics-Based: Towards Effective XML Keyword Search. | Thuy Ngoc Le, Huayu Wu, Tok Wang Ling, Luochen Li, Jiaheng Lu |