Perhaps you should try some spelling variations:
human gene » human genome, human gender, human bone
wang yang » wang yan, wang liang, wang yanling
wang yong » wang hyoung, wang yan, wang shiyong
liang tan » liang dan, liang sun, wing tan
hong saur » kong sar, hong paul, wong sau
hua gene » a gene, hua ren, hy5 gene

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