Perhaps you should try some spelling variations:
china chang » chin chang, china zhang, china changqi
colin chang » chin chang, chain change
liu gang » liu gangs, liu yang, li gang
yang jui » yang judy, yang di, yang yi
chang ha » chang mae
yi chen » jui chen
yang xi » yang di, yang yi

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

• Performing a fuzzy search may retrieve terms with similar spellings: fan ((((china chang) or (colin chang))) or (liu gang)) yi chen ((yang jui) or (yang xi)) chang ha ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: fan ((((china chang) OR (colin chang))) OR (liu gang)) yi chen ((yang jui) OR (yang xi)) chang ha ;.
• Adding a wildcard symbol may retrieve word variants: fan ((((china chang) or (colin chang))) or (liu gang)) yi chen ((yang jui) or (yang xi)) chang ha ;*.