Perhaps you should try some spelling variations:
wang dong » wang yong, wang hong, wang jing
wang yang » wang yan, wang liang, wang yanling
hoang hai » hong hai, dang hai, hoang h
hai rest » hai ren, i rest
yang jin » yang jie, yang jun, ying jin
wong sam » wong lai, kong sar, von sam
wong sau » wong siu, wong shiu, wong lai

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) or (wang yang)) hoang hai rest yang jin ((wong sam) OR (wong sau)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang dong) OR (wang yang)) hoang hai rest yang jin ((wong sam) OR (wong sau)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang dong) or (wang yang)) hoang hai rest yang jin ((wong sam) OR (wong sau)) ;".
• Adding a wildcard symbol may retrieve word variants: ((wang dong) or (wang yang)) hoang hai rest yang jin ((wong sam) OR (wong sau)) ;*.