Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
yang guang » yang yang, yan guan
than china » tuan china, han china, wuhan china
pei yang » wei yang, pei yun, yi yang
hui yang » hui ying, du yang, h yang
de long » le long, de longue
long do » long d, long du, longer do

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 guang)) ((than china) or (wang hua)) ((pei yang) or (hui yang)) de long do ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang liang) OR (yang guang)) ((than china) OR (wang hua)) ((pei yang) OR (hui yang)) de long do ;.
• Adding a wildcard symbol may retrieve word variants: ((yang liang) or (yang guang)) ((than china) or (wang hua)) ((pei yang) or (hui yang)) de long do ;*.