Perhaps you should try some spelling variations:
yang juan » yang jun, huang juan, jiang juan
juan rene » juan meng, juan rana
wang yao » wang yan, yang yao, gang yao
yao yang » yang yang
yang jie » yang jin, yang di, yang jui
wong sau » wong sam, wong siu, wong shiu
yan jiu » yang jin, pang jiu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wang yao yang juan rene ((yan jiu) OR (yang jie)) wong sau ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yao yang juan rene ((yan jiu) OR (yang jie)) wong sau ;".
• Adding a wildcard symbol may retrieve word variants: wang yao yang juan rene ((yan jiu) OR (yang jie)) wong sau ;*.