Perhaps you should try some spelling variations:
wong shiu » wong siu, cong shu, wong sau
wang wang » wang yang, wang liang, wang yan
dang min » tang min, chang min, sang minh
yang xi » yang di, yang yi, yang jui
le dang » le sang, le duong
yan li » yang li, yuan li, gan li
shin » skin, sein, thin

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang wang ((yan li) or (yang xi)) le dang min ((wong shiu) or (song shin)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang wang ((yan li) OR (yang xi)) le dang min ((wong shiu) OR (song shin)) ;.
• Adding a wildcard symbol may retrieve word variants: wang wang ((yan li) or (yang xi)) le dang min ((wong shiu) or (song shin)) ;*.