Perhaps you should try some spelling variations:
yong human » dog human, yong susan, beyond human
human gene » human genome, human gender, human bone
wang wang » wang yang, wang liang, wang yan
wang yong » wang yang, wang hyoung, wang yan
gene yang » gene bank
john song » john wong, john bonn, john ngosong
jin song » jie song, kim song, jin ying

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 yong human gene yang ((jin song) OR (john song)) same ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang wang yong human gene yang ((jin song) OR (john song)) same ;".
• Adding a wildcard symbol may retrieve word variants: wang wang yong human gene yang ((jin song) OR (john song)) same ;*.