Perhaps you should try some spelling variations:
gender parity » gender equity, gender policy
lang yanling » wang yanling, wang yangming, zhang yunling
parity ten » parity term, part ten
song jin » song min, shang jin, song bing
ya a » a a, y a, ye a
sin » sign, sind, skin
shin » skin, sein, thin

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((lang yanling) OR (dong sin)) ya a gender parity ten ((song jin) OR (song shin)) ;~.
• Adding a wildcard symbol may retrieve word variants: ((lang yanling) or (dong sin)) ya a gender parity ten ((song jin) or (song shin)) ;*.