Perhaps you should try some spelling variations:
wang yangming » wang yangming's, wang yanling, wang danning
human gene » human genome, human gender, human bone
wang wang » wang yang, wang liang, wang yan
zhong tai » hong tan, zhong zhi
hua gene » a gene, hua ren, hy5 gene
sang min » sang minh, song min, tang min
hong hai » shang hai, dang hai, hong tan

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang wang yangming ((hua gene) OR (human gene)) sang min ((hong hai) OR (zhong tai)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang wang yangming ((hua gene) or (human gene)) sang min ((hong hai) OR (zhong tai)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang wang yangming ((hua gene) or (human gene)) sang min ((hong hai) OR (zhong tai)) ;*.