Perhaps you should try some spelling variations:
china zhang » china chang, cheng zhang, china han
chin chang » china chang, chain change, colin chang
lai chung » wai chung
wai hoong » kai hong
wang yao » wang yan, yang yao, gang yao
yao yang » yang yang
yang jin » yang jie, yang jun, ying jin

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yao yang jin ((chin chang) OR (china zhang)) ((lai chung) or (wai hoong)) shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yao yang jin ((chin chang) OR (china zhang)) ((lai chung) OR (wai hoong)) shu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yao yang jin ((chin chang) OR (china zhang)) ((lai chung) or (wai hoong)) shu ;*".