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
song same » non same, song pae, wong sam
yang jie » yang jin, yang jui, yang xi

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 jie) or (yang di)) song same ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang wang yong human gene ((yang jie) OR (yang di)) song same ;.
• Adding a wildcard symbol may retrieve word variants: wang wang yong human gene ((yang jie) or (yang di)) song same ;*.