Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, peng liang
tuan china » wuhan china, can china, taiwan china
yang yang » wang yang, wang yan
hui yang » hui ying, du yang, h yang
yi gang » ii gang, i gang, li gang
long do » long d, longer do, long ago
long du » long d, long run, long did

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang liang) or (yang yang)) tuan china ((yi gang) or (hui yang)) 2 ((long do) OR (long du)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang liang) OR (yang yang)) tuan china ((yi gang) OR (hui yang)) 2 ((long do) OR (long du)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang liang) or (yang yang)) tuan china ((yi gang) or (hui yang)) 2 ((long do) OR (long du)) ;*".