Perhaps you should try some spelling variations:
yang cindy » yang mind
juan rene » juan meng, juan rana
yang jie » yang jin, yang di, yang jui
cong sun » cong shu, cong van
wing sun » liang sun, nina sun, wing ian
yi juan » y juan
yan yi » yang yi, tan yi, yan zi
wang » wan, lang

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 yan yi juan rene ((yang cindy) OR (yang jie)) ((cong sun) OR (wing sun)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan yi juan rene ((yang cindy) or (yang jie)) ((cong sun) OR (wing sun)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yan yi juan rene ((yang cindy) or (yang jie)) ((cong sun) OR (wing sun)) ;*.