Perhaps you should try some spelling variations:
colin chang » chin chang, chain change
can colin » duncan colin
chang jui » chang gui, chang su, chang yun
yang july » yang judy, yang jun
jui chen » yi chen
yang jui » yang judy, yang xi, yang yi
lang hai » dang hai, shang hai, hong hai

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: can colin chang jui chen ((yang jui) OR (((yang di) OR (yang july)))) lang hai ;~.
• Adding a wildcard symbol may retrieve word variants: can colin chang jui chen ((yang jui) or (((yang di) or (yang july)))) lang hai ;*.