Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
shang hai » shang kai, dang hai, chang ha
ran ying » fan ying, tan ying, jin ying
wang yue » wong yue, wang hua, wang yan
yue chen » yu chen, yun chen, yulu chen
yang jui » yang judy, yang di, yang yi
yang xi » yang di, yang yi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((ran ying) or (tan hong))) or (yang yang)) wang yue chen ((yang xi) or (yang jui)) shang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((ran ying) OR (tan hong))) OR (yang yang)) wang yue chen ((yang xi) OR (yang jui)) shang hai ;.
• Adding a wildcard symbol may retrieve word variants: ((((ran ying) or (tan hong))) or (yang yang)) wang yue chen ((yang xi) or (yang jui)) shang hai ;*.