Perhaps you should try some spelling variations:
yanling yang » yang yang, ying yang
yang human » facing human
human gene » human genome, human gender, human bone
huang jing » huang ting, huang ying, wang jing
zhong zhi » zhang zhi, hong ghi, zhong tai
wang » wing, wan, lang
hai » hadi, haji, hari

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yanling yang human gene huang jing ((zhong zhi) or (dang hai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yanling yang human gene huang jing ((zhong zhi) OR (dang hai)) ;*.