Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, peng liang
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
tan chun » tang chun, tai chun, tan cheng
hui yang » du yang, h yang, hui ping
hui ying » huei ying, hoi ying, hui ping
long du » long d, long do, long run
2 long » a long, 3 long, 3.2 long

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 (wang yang))) or (yang yang)) tan chun ((hui yang) OR (hui ying)) 2 long du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yang liang) OR (wang yang))) OR (yang yang)) tan chun ((hui yang) OR (hui ying)) 2 long du ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((yang liang) or (wang yang))) or (yang yang)) tan chun ((hui yang) OR (hui ying)) 2 long du ;*".