Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, peng liang
yang yang » wang yang, wang yan
china wen » chia wen, china won, ching wen
wen yang » wei yang, wen wang, chen yang
yang ka » yang fan, yang yao
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)) can china wen yang ka ((long do) or (long du)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang liang) OR (yang yang)) can china wen yang ka ((long do) OR (long du)) ;*.