Perhaps you should try some spelling variations:
wang xiuyan » wang xinyan, wang xuan
china zhang » china chang, cheng zhang, chin chang
wong shiu » wong siu, cong shu, wong sau
zhang ha » zhang han, chang ha, zhang ya
3 china » 2 china, 4 china, 3 china's
yang 3 » yang _, yang 8, gang 3
shin » skin, sein, thin

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 hua) OR (wang xiuyan)) yang 3 china zhang ha ((wong shiu) OR (song shin)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang hua) or (wang xiuyan)) yang 3 china zhang ha ((wong shiu) OR (song shin)) ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang hua) or (wang xiuyan)) yang 3 china zhang ha ((wong shiu) OR (song shin)) ;*.