Perhaps you should try some spelling variations:
wang yidan » wang yan
chen zhang » cheng zhang, zhen zhang, chen zheng
zhang xin » zhang jian, zhang ming, zhang fan
wang dan » wang yan, wang ban, wang yang
xin wong » xin tong, kie wong
wong siu » wong shiu, kong siu, wong sau
li chen » yi chen, jui chen
gan » gain, gang, ganz

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang dan) OR (wang yidan)) gan li chen zhang xin wong siu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang dan) OR (wang yidan)) gan li chen zhang xin wong siu ;*".