Perhaps you should try some spelling variations:
wang yidan » wang yan
yidan wang » yiqian wang, qian wang, yan wang
zhang ming » zhang xin
han cheng » tan cheng, huang cheng, hong cheng
han chang » huang chang, than change, can change
ming hung » dang hung, fung hung, men hung
hung zhi » zhang zhi, zhong zhi, wang zhi

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 wang ((han cheng) or (han chang)) zhang ming hung zhi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yidan wang ((han cheng) OR (han chang)) zhang ming hung zhi ;.
• Adding a wildcard symbol may retrieve word variants: wang yidan wang ((han cheng) or (han chang)) zhang ming hung zhi ;*.