Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, peng liang
yang yang » wang yang, wang yan
china hui » china hubei, china has, china han
china how » china hong
yang ka » yang fan, yang yao
ka long » a long, day long
long du » long d, long do, long run

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