Perhaps you should try some spelling variations:
chang chen » chang ch'un, chang chuan, change when
wang yang » wang yan, wang liang, wang yanling
chen soon » chew soon, chin soon, chang soon
hong hai » shang hai, zhong tai, dang hai
yang yi » yang di, yang jui
yang xi » yang di, yang jui
hong yu » wong yue

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: wang yang ((yang yi) OR (yang xi)) chang chen soon ((hong hai) OR (hong yu)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang ((yang yi) or (yang xi)) chang chen soon ((hong hai) or (hong yu)) ;*.