Perhaps you should try some spelling variations:
sang minh » kang minah, anh minh, song min
yang mind » yang cindy, yang jin, tang min
shang hai » shang kai, dang hai, chang ha
wing yan » wang yan, wing ian, wing tan
hong hai » zhong tai, dang hai, hong tan
yan ka » yang ka, yuan kai
shi du » shi de, zhi du

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