Perhaps you should try some spelling variations:
zheng zhang » zhen zhang, cheng zhang, zhang zhang
zhang ming » zhang xin
qin zheng » qian sheng, bin zhang
yan yuan » yan guan, fang yuan, yan clan
kong shu » cong shu, tong shui, kong sar
kong siu » kong eiu, wong siu, dong sin
nan yan » wang yan, qian yan, dan yang
nan ya » nana yaa

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

• Performing a fuzzy search may retrieve terms with similar spellings: wing ((((yan yuan) or (nan yan))) or (nan ya)) qin zheng zhang ming ((kong shu) OR (kong siu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing ((((yan yuan) OR (nan yan))) OR (nan ya)) qin zheng zhang ming ((kong shu) OR (kong siu)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing ((((yan yuan) or (nan yan))) or (nan ya)) qin zheng zhang ming ((kong shu) OR (kong siu)) ;*".