Perhaps you should try some spelling variations:
wang xiuyan » wang xinyan, wang xuan
china chang » china zhang, china changqi, china china
wang yuhan » wang luhang, wang yan, wang yidan
chin chang » chain change, china zhang, colin chang
hong shu » cong shu, tong shui, wong shiu
gang 3 » gang _, lang 3, wang 3

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yuhan) OR (wang xiuyan)) gang 3 ((chin chang) OR (china chang)) tan hong shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yuhan) or (wang xiuyan)) gang 3 ((chin chang) OR (china chang)) tan hong shu ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang yuhan) or (wang xiuyan)) gang 3 ((chin chang) OR (china chang)) tan hong shu ;*.