1. Institute of Corpus Studies and Application , Shanghai International Studies University , Shanghai 201620 , China
2. Department of Chinese and Bilingual Studies , Hong Kong Polytechnic University , Kowloon , Hong Kong
3. Department of Chinese Language and Literature , Peking University , Beijing , China
4. School of Humanities , Nanyang Technological University , Singapore 639818
5. Department of Chinese and Bilingual Studies , The Hong Kong Polytechnic University , Kowloon , Hong Kong