Perhaps you should try some spelling variations:
labor intake » labor income, water intake, labor italy
gender labor » gendered labour, gender law, border labor
intake based » take based, intake rate, intake rates
based soil » based social, based school
wang wong » wang yong, wang yang, wang jing
wang hong » wang yong, wang hyoung, wang lihong
chun wai » chun hui, chun lan, chun yi
chun i » chun yi, chun _, chun h

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: ((wang wong) OR (wang hong)) ((chun i) OR (chun wai)) gender labor intake based soil ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang wong) OR (wang hong)) ((chun i) or (chun wai)) gender labor intake based soil ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang wong) OR (wang hong)) ((chun i) or (chun wai)) gender labor intake based soil ;*.