Perhaps you should try some spelling variations:
china kwan » ching kwan, china kai, china wang
chin huang » chen shuang, chin ouyang, chin chang
song chong » ong chong, hong hong, hong cheng
kwan chin » kwan chiman, wen chin
kong hong » hong hong, kong hang, kong heng
wan can » man can, woman can, wuhan can

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan can china kwan chin huang ((song chong) or (kong hong)) yi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan can china kwan chin huang ((song chong) OR (kong hong)) yi ;.
• Adding a wildcard symbol may retrieve word variants: wan can china kwan chin huang ((song chong) or (kong hong)) yi ;*.