Perhaps you should try some spelling variations:
wang xiaolin » wang xiaoping, wang xiaodong, wang jianbin
xiaolin yang » xiao yang
chang minh » chang min, zhang ming, chan ming
khan shen » han shen, khan syed, than she
khan sher » han shen, khan syed, than she
cong zhi » zhong zhi, wang zhi, cong shu

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang xiaolin yang ((khan shen) or (khan sher)) chang minh cong zhi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang xiaolin yang ((khan shen) OR (khan sher)) chang minh cong zhi ;.
• Adding a wildcard symbol may retrieve word variants: wang xiaolin yang ((khan shen) or (khan sher)) chang minh cong zhi ;*.