Perhaps you should try some spelling variations:
research using » research funding, research unit, research working
china research » iea research, asia research, teaching research
using private » going private, fueling private, saving private
yunnan china » urban china, tuan china, wuhan china
private land » private bank, private banks
dann bin » dong bin

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: ((dann bin) OR (dong sin)) yunnan china research using private land (shin OR sein) ;~.
• Adding a wildcard symbol may retrieve word variants: ((dann bin) or (dong sin)) yunnan china research using private land (shin or sein) ;*.