Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
shang hai » shang kai, dang hai, chang ha
yan yuan » yan guan, fang yuan, nan yan
xi shang » xia shang, xi zhang, wei shang
yan yun » yang yun, yan kun, yap yun
yang xi » yang di, yang yi, 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: wang yang ((yan yun) or (yan yuan)) yang yang xi shang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang ((yan yun) OR (yan yuan)) yang yang xi shang hai ;*.