Perhaps you should try some spelling variations:
wang yiqian » wang yidan
yiqian wang » yijiang wang, liqin wang, qian wang
cheng zhang » cheng han, chen zheng, china zhang
zhang zhi » zhong zhi, wang zhi, zhang wei
wang tan » wang yan, wang ban, wang dan
hong ghi » zhong zhi, hong g, hong hai

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 yiqian wang tan ((cheng zhang) OR (zhen zhang)) xin ((zhang zhi) OR (hong ghi)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yiqian wang tan ((cheng zhang) or (zhen zhang)) xin ((zhang zhi) or (hong ghi)) ;*.