Perhaps you should try some spelling variations:
zhang ming » zhang xin
zhang sing » zhang jing, zhang ping, zhang ting
kong shu » cong shu, kong siu, tong shui
wan yan » wang yan, nan yan, wai yan
yuan yi » yuan li, yuan fei, yuan hui
yuan zi » yuan li, yuan fei, yuan hui
yan zi » yan zhi, ban zi
zhen » zheng, when, chen

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

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