Perhaps you should try some spelling variations:
human gene » human genome, human gender, human bone
wang yang » wang yan, wang liang, wang yanling
congo shu » cong shu
yang yan » yang yang, wang yan, yang fan
hua gene » a gene, hua ren, hy5 gene
ying jin » yang jin, jing ji, yang jie
yang jui » yang judy, yang di, yang xi

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

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