Perhaps you should try some spelling variations:
zhang ming » zhang xin
yang yang » wang yang
ming wang » ping wang, hong wang, ming hung
ii china » 2 china, 3 china, 1 china
wang hui » wang hua, wang zhi, wang wei
yi chin » chi chin, yap chin, yi chang
yi chen » jui chen

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

• Performing a fuzzy search may retrieve terms with similar spellings: wing ((wang yan) or (yang yang)) ((((yi chin) OR (ii china))) or (yi chen)) zhang ming wang hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing ((wang yan) OR (yang yang)) ((((yi chin) OR (ii china))) OR (yi chen)) zhang ming wang hui ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing ((wang yan) or (yang yang)) ((((yi chin) OR (ii china))) or (yi chen)) zhang ming wang hui ;*".