Perhaps you should try some spelling variations:
xiliang zhang » xiang zhong, xiulan zhang
changes china » change china, changed china, exchanges china
wang xiliang » wang liang, deng ziliang, kang miliann
changes can » change can, changes than, changes a
zhang li » zhang lei, zhang lin, zhang i
wei cong » li cong, wei ming, wei wang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang xiliang zhang li ((changes china) or (changes can)) wei cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang xiliang zhang li ((changes china) OR (changes can)) wei cong shu ;*.