Perhaps you should try some spelling variations:
figure showing » figures showing
firms figure » figures figure
chinas role » china's role, china's roles, chain's role
showing jin » showing his, showing signs
wang liang » wang yang
role firms » more firms
yang yang » wang yang, wang yan
ii chinas » ii china's, ii china, ii chinese
dong » doing, long, done

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: ((dong sin) OR (((yang yang) OR (wang liang)))) ii chinas role firms figure showing jin ;~.
• Adding a wildcard symbol may retrieve word variants: ((dong sin) or (((yang yang) or (wang liang)))) ii chinas role firms figure showing jin ;*.