Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
wang yang » wang yan, wang liang, wang yanling
tuan huo » tuan hua, tan hua, tuan vu
buying a » buying _
huo hui » chun hui, kuo huei
long du » long d, long do, long run
ying a » laying a, ying hua

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