Perhaps you should try some spelling variations:
shang hai » shang kai, dang hai, chang ha
ching wen » ching kwan, ching fein, ching hea
wang nan » wang yan, wang ban, wang dan
ya ching » a china, la chine, mo ching
wen yong » wang yong, chen yong, zhen yong
yong lin » yang lin, song lina, yong kim
zong hai » hong hai, dang hai, long han
nan ya » nan yan, nana yaa

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 nan ya ching wen yong lin ((zong hai) OR (shang hai)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang nan ya ching wen yong lin ((zong hai) or (shang hai)) ;*.