Perhaps you should try some spelling variations:
yang yang » wang yan
yuan wang » yan wang, yuan kang, yuan chang
wang yang » wang yan, wang liang, wang yanling
yang jui » yang judy, yang di, yang xi
hong hai » shang hai, zhong tai, dang hai
hong ghi » zhong zhi, hong g
yan yan » yan yuan, nan yan, wang yan

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

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