Perhaps you should try some spelling variations:
human gene » human genome, human gender, human bone
zhong zhi » zhang zhi, hong ghi, zhong tai
yang min » yang mind, yang jin, tang min
ying jin » yang jin, jing ji, yang jie
yang xi » yang di, yang yi, yang jui
hua ren » hua chen
yan xi » yan zi
wang » wing, wan, lang

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

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