Perhaps you should try some spelling variations:
chuan chen » chang chen, hua chen
dong yang » dong hoang, wang yang, yang yang
hai chuan » say chuan, ka chuan, tai chun
yang hai » dang hai, yang hui, shang hai
chen han » cheng han, chen hao, chen tan
hong shu » cong shu, tong shui, wong shiu
tong hui » wang hui
han min » han men, kan min, chan ming

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong yang hai chuan chen han min ((hong shu) or (tong hui)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong yang hai chuan chen han min ((hong shu) OR (tong hui)) ;.
• Adding a wildcard symbol may retrieve word variants: dong yang hai chuan chen han min ((hong shu) or (tong hui)) ;*.