Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
xiaoping yang » xiaoyang tang
huang ting » huang jing, huang ying, huang bin
yuan ting » yuan ming, yuan kang, yuan lin
yang jun » yang jui, pang jun, yang jin
hong hai » shang hai, zhong tai, dang hai
di rein » i rein, der rein, dam rein

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang xiaoping yang di rein ((((yuan ting) OR (huang ting))) OR (yang jun)) hong hai ;~.
• Adding a wildcard symbol may retrieve word variants: wang xiaoping yang di rein ((((yuan ting) or (huang ting))) or (yang jun)) hong hai ;*.