Mei-Hua Chen author Shih-Ting Huang author Hung-Ting Hsieh author Ting-Hui Kao author Jason S Chang author 2012-07 text Min Zhang editor Association for Computational Linguistics Jeju Island, Korea conference publication chen-etal-2012-flow https://aclanthology.org/P12-3027/ 2012-07 157 162