Perhaps you should try some spelling variations:
wang yiqian » wang yidan
cheng zhang » cheng han, zhen zhang, chen zheng
wang yang » wang yan, wang liang, wang yanling
zhang xin » zhang jian, zhang ming, zhang fan
zhong zhi » zhang zhi, zhong tai
wang han » wang yan, kang han, wang ban
hong ghi » hong g, hong 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 yiqian ((wang han) or (wang yang)) cheng zhang xin ((zhong zhi) or (hong ghi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yiqian ((wang han) OR (wang yang)) cheng zhang xin ((zhong zhi) OR (hong ghi)) ;.
• Adding a wildcard symbol may retrieve word variants: wang yiqian ((wang han) or (wang yang)) cheng zhang xin ((zhong zhi) or (hong ghi)) ;*.