Perhaps you should try some spelling variations:
lang yanling » wang yanling, wang yangming, zhang yunling
dan smith » adam smith, joan smith, d smith
tong shui » tong hui, cong shu, gong hui
yang xin » yang jin, yang lin, zhang xin
tony hui » tong hui, tony h, gong hui
yang xi » yang di, yang yi, yang jui
lee dan » lee daten, lee jean, lee alan

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang yanling ((yang xi) or (yang xin)) lee dan smith ((tony hui) OR (tong shui)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang yanling ((yang xi) OR (yang xin)) lee dan smith ((tony hui) OR (tong shui)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang yanling ((yang xi) or (yang xin)) lee dan smith ((tony hui) OR (tong shui)) ;".
• Adding a wildcard symbol may retrieve word variants: lang yanling ((yang xi) or (yang xin)) lee dan smith ((tony hui) OR (tong shui)) ;*.