Perhaps you should try some spelling variations:
yang liang » wang liang, yang yang, peng liang
yan liang » wang liang, you liang, yan wang
dong cao » dong xiao, dan cao, dong nan
dann bin » dong bin
yang jin » yang jie, yang jun, ying jin
dr rene » der rent
a dr » a der, a dry, a d

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong cao) or (dann bin)) a dr rene ((yang jin) or (((yang liang) OR (yan liang)))) cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong cao) OR (dann bin)) a dr rene ((yang jin) OR (((yang liang) OR (yan liang)))) cong shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong cao) or (dann bin)) a dr rene ((yang jin) or (((yang liang) OR (yan liang)))) cong shu ;".
• Adding a wildcard symbol may retrieve word variants: ((dong cao) or (dann bin)) a dr rene ((yang jin) or (((yang liang) OR (yan liang)))) cong shu ;*.