Perhaps you should try some spelling variations:
aid young » david young, all young, apc 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
a young » _ young

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 (kim young))) or (a young)) ghi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang yan yang xi gene bank ((((aid young) OR (kim young))) OR (a young)) ghi ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang yan yang xi gene bank ((((aid young) OR (kim young))) or (a young)) ghi ;*".