Perhaps you should try some spelling variations:
chang chuan » chung chuan, chen chuan, chang ch'un
chuan yong » chen yong, chuan bang
fang yuan » wang yuhan, wang yan, meng yuan
yong john » young john, kong john, wong john
john song » john wong, john bonn, john ngosong
yan yuan » yan guan, nan yan, yan clan
shin » skin, sein, thin

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: ((wan OR wing) OR lang) ((yan yuan) OR (fang yuan)) chang chuan yong john song shin ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wan or wing) or lang) ((yan yuan) OR (fang yuan)) chang chuan yong john song shin ;~".
• Adding a wildcard symbol may retrieve word variants: ((wan or wing) or lang) ((yan yuan) OR (fang yuan)) chang chuan yong john song shin ;*.