Perhaps you should try some spelling variations:
banks david » banks amid, banisar david, brooks david
david young » david loundy
gene banks » center banks
yang zili » yang li
yang dali » yang di, bang dai, yang all
wang dan » wang yan, wang ban, wang yidan
choi » chi, cho

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "wang dan ((yang zili) OR (yang dali)) gene banks david young choi ;~".
• Adding a wildcard symbol may retrieve word variants: wang dan ((yang zili) OR (yang dali)) gene banks david young choi ;*.