Perhaps you should try some spelling variations:
wang xiaotong » wang xiaodong, wang xianodong, wang xiaoping
zhang hong » zhang rong, change hong, zhang zhang
chen wang » chen yang, chen rong, chen ping
wen wang » wei wang, weng fang, men want
jie dang » jie zhang, vie dans, jie song
bie dans » vie dans, dire dans, fine dans
hari » hard, hadi, haji

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 xiaotong zhang hong ((wen wang) OR (chen wang)) ((jie dang) OR (bie dans)) hari ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang xiaotong zhang hong ((wen wang) or (chen wang)) ((jie dang) OR (bie dans)) hari ;~".
• Adding a wildcard symbol may retrieve word variants: wang xiaotong zhang hong ((wen wang) or (chen wang)) ((jie dang) OR (bie dans)) hari ;*.