Perhaps you should try some spelling variations:
chen zhang » cheng zhang, zhen zhang, chen zheng
zhang xin » zhang jian, zhang ming, zhang fan
yan yuan » fang yuan, nan yan, yan clan
yan guan » gan guan, yang guang, yihan guan
tong shu » tong shui, cong shu, wong shiu
li chen » yi chen, jui chen
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yan yuan) OR (yan guan)) li chen zhang xin tong shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yan yuan) OR (yan guan)) li chen zhang xin tong shu ;*".