Perhaps you should try some spelling variations:
lang yanling » wang yanling, wang yangming, zhang yunling
joan smith » dan smith
smith tony » smith tanya, saich tony, smith don
yang lin » yang jin, wang lin, yang li
lee joan » lee jean, lee john, lee alan
tony hui » tong hui, tong shui, tony h
yang xi » yang di, yang yi, yang jui

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 lin)) lee joan smith tony hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang yanling ((yang xi) OR (yang lin)) lee joan smith tony hui ;.
• Adding a wildcard symbol may retrieve word variants: lang yanling ((yang xi) or (yang lin)) lee joan smith tony hui ;*.