Perhaps you should try some spelling variations:
union sacu » non sacu
wang dong » wang yong, wang hong, wang yang
dong wang » dong yang, hong wang, dong hoang
zhi west » ii west
yang jui » yang judy, yang di, yang yi
wong sau » wong sam, wong siu, wong shiu
yang xi » yang di, yang yi

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

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