Perhaps you should try some spelling variations:
wang manning » wang danning, wang yanling, wang yangming
than china » tuan china, han china, wuhan china
tan chia » tuan china, can china, dan china
yang jun » pang jun, yang jin, yang judy
yang jui » yang judy, yang di, yang xi
wong sam » wong sau, wong lai, kong sar

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang manning ((tan chia) OR (than china)) ren ((yang jun) or (yang jui)) wong sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang manning ((tan chia) OR (than china)) ren ((yang jun) OR (yang jui)) wong sam ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang manning ((tan chia) OR (than china)) ren ((yang jun) or (yang jui)) wong sam ;*".