Perhaps you should try some spelling variations:
wuhan china » yunnan china
yang guang » yang yang, yan guan, yang liang
tuan china » can china, taiwan china, yunnan china
pei yun » lei kyun, mei yung, pei yang
ii long » i long, ii losung
long d » long do, long du, long _
wang » wing, 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 yan) or (yang guang)) ((yuan fei) or (((wuhan china) OR (tuan china)))) pei yun ii long d ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yan) OR (yang guang)) ((yuan fei) OR (((wuhan china) OR (tuan china)))) pei yun ii long d ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yan) or (yang guang)) ((yuan fei) or (((wuhan china) OR (tuan china)))) pei yun ii long d ;*".