Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
yong yang » yang yang, dong yang, ying yang
gene yang » gene bank
kim eung » kim young, kim song
yang xi » yang di, yang yi, yang jui
xi gene » i gene, iii gene
li song » li cong, li rong, kim song

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yong yang xi gene yang ((li song) or (kim eung)) ghi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yong yang xi gene yang ((li song) OR (kim eung)) ghi ;.
• Adding a wildcard symbol may retrieve word variants: wang yong yang xi gene yang ((li song) or (kim eung)) ghi ;*.