Perhaps you should try some spelling variations:
human gene » human genome, human gender, human genetic
human bone » human bones, human body
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
ying jin » yang jin, jing ji, yang jie
jin ying » li ying
ying sar » using sar, kong sar

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

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