Perhaps you should try some spelling variations:
wang manning » wang danning, wang yanling, wang yangming
yang quang » yang guang, yang yang, yang liang
quang hong » quang cuong, wang hong, zhang hong
tony chia » tan chia
tan yang » dan yang, tan ying, tan yong
hong hai » shang hai, zhong tai, dang hai

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 manning ((tony chia) OR (can china)) tan yang quang hong hai ;~.
• Adding a wildcard symbol may retrieve word variants: wang manning ((tony chia) or (can china)) tan yang quang hong hai ;*.