Perhaps you should try some spelling variations:
zhang ming » zhang xin
chang ann » chang min, chang won, chang yun
jeong shu » jeong su, cong shu
wang dan » wang yan, wang ban, wang yidan
dan yan » dan yang, nan yan, wang yan
li chen » yi chen, jui chen
yan li » yang li, yuan li, gan li

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: wang dan yan li chen ((chang ann) OR (zhang ming)) jeong shu ;~.
• Adding a wildcard symbol may retrieve word variants: wang dan yan li chen ((chang ann) or (zhang ming)) jeong shu ;*.