Perhaps you should try some spelling variations:
china zhang » china chang, cheng zhang, china han
chin chang » china chang, chain change, colin chang
soon hong » soon heng, boon chong, soon siong
wang yao » wang yan, yang yao, wang tao
gang yao » yang yao, wang yan, ganga ya
yang hua » wang hua, yang hui, ying hua

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