Perhaps you should try some spelling variations:
wang liang » wang yang
liang yong » liang ying, wang yong, liang liying
yong human » dog human, yong susan, beyond human
human gene » human genome, human gender, human bone
loan sales » loan sizes, loan rates
gene yang » gene bank
non sales » bond sales, non same, non sans
yang jun » yang jui, pang jun, yang jin

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