Perhaps you should try some spelling variations:
gender class » gender biases, gender bias
class take » class taste, class time, class base
take based » case based, game based, care based
based saul » based fault, based small, based soil
fong chan » jong chan, long chain
wang chun » tang chun, wong chun, wang hua
i gender » 2 gender, 3 gender, 1 gender

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((fong chan) or (wang chun)) i gender class take based saul ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((fong chan) OR (wang chun)) i gender class take based saul ;.
• Adding a wildcard symbol may retrieve word variants: wang ((fong chan) or (wang chun)) i gender class take based saul ;*.