Perhaps you should try some spelling variations:
union sacu » non sacu
yan yuan » yan guan, fang yuan, nan yan
yuan hua » tuan hua, yuan hui, tan hua
hua rene » hua ren, juan rene
yang xin » yang jin, yang lin, zhang xin
yang jui » yang judy, yang di, yang yi
wong sau » wong sam, wong siu, wong shiu
yang xi » yang di, yang yi
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yan yuan hua rene ((((yang xi) or (yang xin))) or (yang jui)) ((union sacu) or (wong sau)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan yuan hua rene ((((yang xi) OR (yang xin))) OR (yang jui)) ((union sacu) OR (wong sau)) ;.
• Adding a wildcard symbol may retrieve word variants: wang yan yuan hua rene ((((yang xi) or (yang xin))) or (yang jui)) ((union sacu) or (wong sau)) ;*.