Perhaps you should try some spelling variations:
cheng zhang » cheng han, zhen zhang, chen zheng
wang yidan » wang yan
zhang ming » zhang xin
kong hang » kong heng, kong hong, kong land
zlong zhi » zhong zhi, zhang zhi
kang han » kang chen, zhang han, dang hai
hong » long
tan » than

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yidan ((kang han) OR (kong hang)) cheng zhang ming ((zlong zhi) or (hong tan)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yidan ((kang han) OR (kong hang)) cheng zhang ming ((zlong zhi) OR (hong tan)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yidan ((kang han) OR (kong hang)) cheng zhang ming ((zlong zhi) or (hong tan)) ;".
• Adding a wildcard symbol may retrieve word variants: wang yidan ((kang han) OR (kong hang)) cheng zhang ming ((zlong zhi) or (hong tan)) ;*.