Perhaps you should try some spelling variations:
wang lixin » wang limin, wang liming, wang lin
joan smith » dan smith
smith tong » smith tony, smith don, smith tom
yang lin » yang jin, wang lin, yang li
lee joan » lee jean, lee john, lee alan
tong hui » wang hui
yang yi » yang di, yang xi, 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: wang yanling ((yang yi) or (((yang lin) or (wang lixin)))) lee joan smith tong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yanling ((yang yi) OR (((yang lin) OR (wang lixin)))) lee joan smith tong hui ;.
• Adding a wildcard symbol may retrieve word variants: wang yanling ((yang yi) or (((yang lin) or (wang lixin)))) lee joan smith tong hui ;*.