Perhaps you should try some spelling variations:
wang ying » wang yang, wang yong, wang jing
ying tang » ying yang, ying chang, tang tang
dang haji » dang hai, dato haji
yun gain » run gain, n gain, yun hin
you gain » you can
yang yi » yang di, yang jui
yang xi » yang di, yang jui

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 ying tang ((yun gain) OR (you gain)) ((yang yi) OR (yang xi)) dang haji ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ying tang ((yun gain) or (you gain)) ((yang yi) OR (yang xi)) dang haji ;~".
• Adding a wildcard symbol may retrieve word variants: wang ying tang ((yun gain) or (you gain)) ((yang yi) OR (yang xi)) dang haji ;*.