Perhaps you should try some spelling variations:
rural change » rural china
legal change » legal changes, global change, legal challenges
ng taiwan » ttg taiwan, na taiwanu, _ taiwan
song bing » song ming, song byung, dong bin
song jin » song min, shang jin, song shin
hong ng » hong kong, hong jong, hong hong

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: hong ng taiwan china ((rural change) OR (legal change)) jian ((song jin) OR (song bing)) ;~.
• Adding a wildcard symbol may retrieve word variants: hong ng taiwan china ((rural change) or (legal change)) jian ((song jin) or (song bing)) ;*.