Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang mind » yang cindy, yang jin, tang min
sang minh » kang minah, anh minh, song min
ka chuan » say chuan, hai chuan, ka chai
hong hai » shang hai, zhong tai, dang hai
yang ka » yang fan, yang yao
tan » than

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 yang ka chuan dato ((yang mind) OR (sang minh)) ((hong hai) OR (hong tan)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang ka chuan dato ((yang mind) OR (sang minh)) ((hong hai) or (hong tan)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang ka chuan dato ((yang mind) OR (sang minh)) ((hong hai) or (hong tan)) ;*.