Perhaps you should try some spelling variations:
wang xiao » wang qiao, wang xiaoyi, wang xiaozu
xiao yang » xiao zhang, xia fang, xiao yuan
khan shen » han shen, khan syed, than she
khan sher » han shen, khan syed, than she
zhang xin » zhang jian, zhang ming, zhang fan
xin cong » xin tong, minh cong, yan cong
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 xiao yang ((khan shen) or (khan sher)) zhang xin cong zhi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang xiao yang ((khan shen) OR (khan sher)) zhang xin cong zhi ;.
• Adding a wildcard symbol may retrieve word variants: wang xiao yang ((khan shen) or (khan sher)) zhang xin cong zhi ;*.