Perhaps you should try some spelling variations:
wang xiuyan » wang xinyan, wang xuan
zhang lin » zhang xin, zhang jin, zhang qin
cheng han » chen hao
wai hoong » kai hong
hoong shu » cong shu
zhang li » zhang lei, zhang i, zhang ii
han wai » han wei, chun wai, than war

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang xiuyan ((zhang li) or (zhang lin)) cheng han wai hoong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang xiuyan ((zhang li) OR (zhang lin)) cheng han wai hoong shu ;*.