Perhaps you should try some spelling variations:
zhang yan » zhang fan, zhang jian, wang yan
song ming » song bing, song min, gong min
yang jie » yang jin, yang di, yang jui
wong sam » wong lai, kong sar, von sam
wong sau » wong siu, wong shiu, wong lai
yan li » yang li, yuan li, gan li
li du » loi du, i du, le du

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

• Performing a fuzzy search may retrieve terms with similar spellings: (zhen or when) zhang yan li du yang jie ((((wong sam) OR (wong sau))) or (song ming)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (zhen OR when) zhang yan li du yang jie ((((wong sam) OR (wong sau))) OR (song ming)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(zhen or when) zhang yan li du yang jie ((((wong sam) OR (wong sau))) or (song ming)) ;*".