Perhaps you should try some spelling variations:
congo can » congo call, congo a, congo war
wang yang » wang yan, wang liang
than you » can you
you wang » you want, yu wang, you liang
yang jiu » yang jie, yang jin, pang jiu
cong van » duong van
cong sun » cong shu, wing sun

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 yanling than you wang yang jiu ((((cong van) OR (cong sun))) OR (congo can)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yanling than you wang yang jiu ((((cong van) OR (cong sun))) or (congo can)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yanling than you wang yang jiu ((((cong van) OR (cong sun))) or (congo can)) ;*.