Perhaps you should try some spelling variations:
gender laws » gendered laws, gender class, gender lens
take based » case based, game based, care based
based saul » based fault, based small, based soil
wang yang » wang yan, wang liang, wang yanling
yang chun » tang chun, wang chun, yang jun
chun wai » chun hui, chun i, chun lan

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 chun wai ((gender law) or (gender laws)) take based saul ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang chun wai ((gender law) OR (gender laws)) take based saul ;.
• Adding a wildcard symbol may retrieve word variants: wang yang chun wai ((gender law) or (gender laws)) take based saul ;*.