Perhaps you should try some spelling variations:
human gene » human genome, human gender, human bone
wang gong » wang yong, gang gong, wang yang
wang hong » wang yong, wang hyoung, wang lihong
zhong zhi » zhang zhi, zhong tai
hong ghi » hong g, hong hai
2 human » 3 human
yang xi » yang yi, yang jui

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang gong) or (wang hong)) 2 human gene ((yang di) or (yang xi)) ((zhong zhi) OR (hong ghi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang gong) OR (wang hong)) 2 human gene ((yang di) OR (yang xi)) ((zhong zhi) OR (hong ghi)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang gong) or (wang hong)) 2 human gene ((yang di) or (yang xi)) ((zhong zhi) OR (hong ghi)) ;".
• Adding a wildcard symbol may retrieve word variants: ((wang gong) or (wang hong)) 2 human gene ((yang di) or (yang xi)) ((zhong zhi) OR (hong ghi)) ;*.