Perhaps you should try some spelling variations:
wang liang » wang yang
wang human » wang xueman, wang hua, facing human
human gene » human genome, human gender, human bone
daun yang » dan yang, du yang, tan yang
gene yang » gene bank
yang jie » yang jin, yang di, yang jui
jie kong » jie song

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wang liang) or (daun yang))) or (wang yan)) wang human gene yang jie kong (sar or saur) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wang liang) OR (daun yang))) OR (wang yan)) wang human gene yang jie kong (sar OR saur) ;.
• Adding a wildcard symbol may retrieve word variants: ((((wang liang) or (daun yang))) or (wang yan)) wang human gene yang jie kong (sar or saur) ;*.