Perhaps you should try some spelling variations:
chang ch'un » chang chen, chang chuan, chang hsun
wang yang » wang yan, wang yanling
yan guan » gan guan, yan yuan, yang guang
guan dan » guan dabo
dan yang » daun yang, tan yang, yang yang
gang hai » dang hai, shang hai, eang hay
judy » july

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 liang) OR (wang yang)) yan guan dan yang judy ((gang hai) OR (chang ch'un)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang liang) OR (wang yang)) yan guan dan yang judy ((gang hai) or (chang ch'un)) ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang liang) OR (wang yang)) yan guan dan yang judy ((gang hai) or (chang ch'un)) ;*.