Perhaps you should try some spelling variations:
cheng zhang » cheng han, zhen zhang, chen zheng
wang liqin » wang limin, wang lianqin, wang liming
liqin wang » limin wang, yiqian wang
zhang ming » zhang xin
han cheng » han chang, tan cheng, huang cheng
zhong zhi » zhang zhi, hong ghi, zhong tai
wang han » wang yan, kang han, wang ban
hong hai » shang hai, zhong tai, dang hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liqin wang han cheng zhang ming ((zhong zhi) or (hong hai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liqin wang han cheng zhang ming ((zhong zhi) OR (hong hai)) ;.
• Adding a wildcard symbol may retrieve word variants: wang liqin wang han cheng zhang ming ((zhong zhi) or (hong hai)) ;*.