Perhaps you should try some spelling variations:
china wang » china yang, china chang, china zhang
shang hai » shang kai, dang hai, chang ha
yin hang » yin fang, ying chang, bin zhang
yin yang » ying yang, yi yang, yin fang
yang jie » yang jin, yang di, yang jui
yu chen » yu cheng, yi chen, yulu chen
yang yi » yang di, yang xi, yang jui

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan ((yin hang) or (((yin yang) or (china wang)))) yu chen ((yang jie) or (yang yi)) shang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan ((yin hang) OR (((yin yang) OR (china wang)))) yu chen ((yang jie) OR (yang yi)) shang hai ;.
• Adding a wildcard symbol may retrieve word variants: wan ((yin hang) or (((yin yang) or (china wang)))) yu chen ((yang jie) or (yang yi)) shang hai ;*.