Perhaps you should try some spelling variations:
wuhan china » tuan china, yunnan china
yan wuhan » yan guan, yan yuan
china tan » china top, china two, china taiwan
tan yong » tan hong, tan kong, tan yang
yong lin » yang lin, song lina, yong kim
wang » wing, lang
hai » hadi, haji, hari

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 wan) yan wuhan china tan yong lin ((hong tan) or (dang hai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wan) yan wuhan china tan yong lin ((hong tan) OR (dang hai)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang OR wan) yan wuhan china tan yong lin ((hong tan) or (dang hai)) ;*".