Perhaps you should try some spelling variations:
hainan china » taiwan china, henan china, mainland china
rural yang » rural bank, rural change
han china » hang china, than china, can china
yang jin » yang jie, yang jun, ying jin
jin cong » jin song, jiu cong, minh cong
dong » doing, long, done
sin » sign, sind, skin

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong sin ((hainan china) or (han china)) rural yang jin cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong sin ((hainan china) OR (han china)) rural yang jin cong shu ;.
• Adding a wildcard symbol may retrieve word variants: dong sin ((hainan china) or (han china)) rural yang jin cong shu ;*.