Perhaps you should try some spelling variations:
human gene » human genome, human gender, human bone
wang yong » wang yang, wang hyoung, wang shiyong
yan human » than human, non human, von human
yang jin » yang jie, yang jun, ying jin
yang jui » yang judy, yang di, yang xi
wong sau » wong sam, wong siu, wong shiu
yang yi » yang di, 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 yong) or (wang yan)) yan human gene ((((yang jin) or (yang jui))) or (yang yi)) wong sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yong) OR (wang yan)) yan human gene ((((yang jin) OR (yang jui))) OR (yang yi)) wong sau ;.
• Adding a wildcard symbol may retrieve word variants: ((wang yong) or (wang yan)) yan human gene ((((yang jin) or (yang jui))) or (yang yi)) wong sau ;*.