Perhaps you should try some spelling variations:
gender change » gender age
lang yanling » wang yanling, wang yangming, zhang yunling
yanling yang » yang yang, ying yang
gender liang » gender bias, gender law, gender blind
gender land » gendered land, gender blind, gender law
yan zhang » yuan chang, bin zhang, han chang
zhang zhi » zhong zhi, wang zhi, zhang wei
yang iii » klang iii, yang zili, zwang iii

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 yang iii ((((gender liang) OR (gender change))) OR (gender land)) yan zhang zhi ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang yanling yang iii ((((gender liang) OR (gender change))) or (gender land)) yan zhang zhi ;~".
• Adding a wildcard symbol may retrieve word variants: lang yanling yang iii ((((gender liang) OR (gender change))) or (gender land)) yan zhang zhi ;*.