Perhaps you should try some spelling variations:
yuan wang » yan wang, yuan kang, yuan chang
shang hai » shang kai, dang hai, chang ha
wang dan » wang yan, wang ban, wang yidan
hua gain » heat gain, run gain, hua ban
yang jin » yang jie, yang jun, ying jin
wang qin » wang lin, wang qiao, wang jing
dan hua » tan hua, wang hua, dong hua

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

• Performing a fuzzy search may retrieve terms with similar spellings: yuan wang dan hua gain ((yang jin) or (wang qin)) shang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yuan wang dan hua gain ((yang jin) OR (wang qin)) shang hai ;*.