Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
sang minh » kang minah, anh minh, song min
ying hua » ming hua, wang hua, ying zhu
yang hui » wang hui, yang muxi, zhang hui
yang jui » yang judy, yang di, yang xi
sang min » song min, tang min, chang min
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 yong ((ying hua) OR (((yang hui) OR (yang jui)))) gene ((sang min) OR (sang minh)) hong hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yong ((ying hua) or (((yang hui) OR (yang jui)))) gene ((sang min) or (sang minh)) hong hai ;~".
• Adding a wildcard symbol may retrieve word variants: wang yong ((ying hua) or (((yang hui) OR (yang jui)))) gene ((sang min) or (sang minh)) hong hai ;*.