Perhaps you should try some spelling variations:
david young » david loundy
aid young » a young, kim young, all young
gene bank » gene banks, one bank, genomen bank
lang yan » wang yan, wang yang, zhang yan
yan yang » yang yang, yao yang, dan yang
yang xi » yang di, yang yi, yang jui
xi gene » i gene, iii gene
choi » chi, cho

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang yan yang xi gene bank ((aid young) OR (david young)) choi ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang yan yang xi gene bank ((aid young) OR (david young)) choi ;*".