Perhaps you should try some spelling variations:
wuhan china » tuan china, yunnan china
china dan » china den, china data, china des
yang amin » yang jin, yang lin, yang mind
shang hai » shang kai, dang hai, chang ha
dan yang » daun yang, tan yang, wang yang
hong hai » zhong tai, dang hai, hong tan
wang » wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or wing) yanling wuhan china dan yang amin ((hong hai) OR (shang hai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wing) yanling wuhan china dan yang amin ((hong hai) OR (shang hai)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or wing) yanling wuhan china dan yang amin ((hong hai) OR (shang hai)) ;*".