Perhaps you should try some spelling variations:
china wang » china yang, china chang, china zhang
yuan wang » yuan kang, yuan chang, qian wang
han china » hang china, than china, can china
wang yang » wang yan, wang liang, wang yanling
yan wang » yang yang, qian wang, yan liang
wong yue » wang yue, hong yu
di wong » dr wong, kie wong

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 wang)) han china wang yang di wong yue ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yuan wang) OR (yan wang)) han china wang yang di wong yue ;".
• Adding a wildcard symbol may retrieve word variants: ((yuan wang) OR (yan wang)) han china wang yang di wong yue ;*.