Perhaps you should try some spelling variations:
wang yong » wang hyoung, wang shiyong
wang yang » wang liang, wang yanling
dang hadi » dang hai
yan daun » wan daud, yan kun
yang jun » pang jun, yang jin, yang judy
yang jui » yang judy, yang di, yang yi
yang xi » yang di, yang yi

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) OR (wang yang)) wang yan daun ((yang jun) OR (((yang jui) OR (yang xi)))) dang hadi ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yong) or (wang yang)) wang yan daun ((yang jun) or (((yang jui) OR (yang xi)))) dang hadi ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang yong) or (wang yang)) wang yan daun ((yang jun) or (((yang jui) OR (yang xi)))) dang hadi ;*.