Perhaps you should try some spelling variations:
david chang » david ching, david chan, david zhang
chang wen » chiang wen, chang weng, chang wei
yong foo » song foo, yong boon, yong ho
de david » dye david, dee david, die david
yong fo » yong ho, yong fa, yong hoi
san wen » tan wen
de li » de yi

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( yuan ((yong fo) OR (yong foo)) de david chang wen da xi. ) or ( yuan ((yong fo) OR (yong foo)) ((de li) or (de la)) san wen da xi. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( yuan ((yong fo) OR (yong foo)) de david chang wen da xi. ) OR ( yuan ((yong fo) OR (yong foo)) ((de li) OR (de la)) san wen da xi. )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( yuan ((yong fo) OR (yong foo)) de david chang wen da xi. ) or ( yuan ((yong fo) OR (yong foo)) ((de li) or (de la)) san wen da xi. ))".
• Adding a wildcard symbol may retrieve word variants: (( yuan ((yong fo) OR (yong foo)) de david chang wen da xi. ) or ( yuan ((yong fo) OR (yong foo)) ((de li) or (de la)) san wen da xi. ))*.