Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yan, fang yuan
wang yidan » wang yan
zhang can » zhang fan, zhang yan, zhang han
ii china » 3 china, 1 china
can hong » tan hong, care hong, wang hong
hong shu » cong shu, tong shui, wong shiu
2 china » 4 china

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang yuhan) OR (wang yidan)) fang ((ii china) or (2 china)) zhang can hong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yuhan) OR (wang yidan)) fang ((ii china) OR (2 china)) zhang can hong shu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yuhan) OR (wang yidan)) fang ((ii china) or (2 china)) zhang can hong shu ;*".