Perhaps you should try some spelling variations:
gene yang » gene bank
wang yao » wang yan, yang yao, gang yao
yao yang » yang yang
jie song » jin song, li song
jae song » jae yong, jae young, a song
kim song » kim young, kim eung
yang xi » yang di, yang yi, yang jui
xi gene » i gene, iii gene

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yao yang xi gene yang ((((jie song) OR (jae song))) or (kim song)) ghi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yao yang xi gene yang ((((jie song) OR (jae song))) OR (kim song)) ghi ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yao yang xi gene yang ((((jie song) OR (jae song))) or (kim song)) ghi ;".
• Adding a wildcard symbol may retrieve word variants: wang yao yang xi gene yang ((((jie song) OR (jae song))) or (kim song)) ghi ;*.