Perhaps you should try some spelling variations:
wang xiaotong » wang xiaodong, wang xianodong, wang xiaoping
hang china » change china, ghana china, kong china
han china » than china, can china, dan china
dang hari » dang hai
wen fang » weng fang, wen wang, yin fang
fang jie » yang jie, tang jie, fang ke
jie dang » jie zhang, vie dans, bie dans

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "wang xiaotong ((hang china) OR (han china)) wen fang jie dang hari ;~".
• Adding a wildcard symbol may retrieve word variants: wang xiaotong ((hang china) OR (han china)) wen fang jie dang hari ;*.