Perhaps you should try some spelling variations:
yang liang » wang liang, yang yang, peng liang
yuan wang » yan wang, yuan kang, yuan chang
yan liang » wang liang, you liang, yan wang
dong hua » wang hua, tong hui, dong hoi
yang jin » yang jie, yang jun, ying jin
wong yue » wang yue, hong yu
dan hua » tan hua, wang hua, tuan hua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yuan wang) or (yan liang)) ((dan hua) OR (dong hua)) ren ((yang jin) or (yang liang)) wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan wang) OR (yan liang)) ((dan hua) OR (dong hua)) ren ((yang jin) OR (yang liang)) wong yue ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yuan wang) or (yan liang)) ((dan hua) OR (dong hua)) ren ((yang jin) or (yang liang)) wong yue ;".
• Adding a wildcard symbol may retrieve word variants: ((yuan wang) or (yan liang)) ((dan hua) OR (dong hua)) ren ((yang jin) or (yang liang)) wong yue ;*.