Perhaps you should try some spelling variations:
black david » brock david, blanc david, baldock david
david hong » david ng
wang yao » wang yan, yang yao, gang yao
yao yang » yang yang
judy one » study one, body one
hong hai » shang hai, zhong tai, dang hai
buy one » body one, buy come, buy more

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yao yang ((judy one) or (buy one)) black david hong hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yao yang ((judy one) OR (buy one)) black david hong hai ;.
• Adding a wildcard symbol may retrieve word variants: wang yao yang ((judy one) or (buy one)) black david hong hai ;*.