Perhaps you should try some spelling variations:
yuhan cheng » yuan cheng, yunnan sheng
wang yuhan » wang luhang, wang yan, wang yidan
shang hai » shang kai, dang hai, chang ha
yin wang » yan wang, yin fang, yin hang
yang jin » yang jie, yang jun, ying jin
wan yin » fan ying, ran ying, tan ying
yang yi » yang jui
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 wang yuhan cheng ((((yang yi) OR (yang jin))) OR (((yang di) OR (yang xi)))) shang hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wan yin wang yuhan cheng ((((yang yi) OR (yang jin))) OR (((yang di) OR (yang xi)))) shang hai ;*".