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 » du yang, h yang, hui ping
hui ying » huei ying, hoi ying, hui ping
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 ((((pei yang) OR (hui yang))) or (hui ying)) a long do ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang liang) OR (yang guang)) than china ((((pei yang) OR (hui yang))) OR (hui ying)) a long do ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang liang) or (yang guang)) than china ((((pei yang) OR (hui yang))) or (hui ying)) a long do ;*".