Perhaps you should try some spelling variations:
yunnan china » urban china, tuan china, wuhan china
hui buying » hui ying, out buying, house buying
yan liang » yang liang, wang liang, you liang
yang yang » wang yang, wang yan
china hui » china hubei, china how, china has
longer do » longer _, longer a
buying a » buying _
long do » long d, long du, long ago

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yan liang) or (yang yang)) yunnan china hui buying a ((long do) OR (longer do)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yan liang) OR (yang yang)) yunnan china hui buying a ((long do) OR (longer do)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yan liang) or (yang yang)) yunnan china hui buying a ((long do) OR (longer do)) ;*".