Perhaps you should try some spelling variations:
wang liang » wang yang
wang wang » wang yang, wang yan, wang yong
gene yang » gene bank
kim eung » kim young, kim song
xi gene » i gene, iii gene
li song » li rong, kim song, jie song
li cong » li rong, jiu cong
yan xi » yang xi, yan zi

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

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