Perhaps you should try some spelling variations:
yuan wang » yuan kang, yuan chang, qian wang
shang hai » shang kai, dang hai, chang ha
yan wang » yang yang, qian wang, yan liang
hua gain » heat gain, run gain, hua ban
ying jin » yang jin, jing ji, yang jie
hong hai » zhong tai, dang hai, hong tan
yang » lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yan wang) OR (yuan wang)) hua gain ((ying jin) or (yang di)) ((shang hai) or (hong hai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yan wang) OR (yuan wang)) hua gain ((ying jin) OR (yang di)) ((shang hai) OR (hong hai)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yan wang) OR (yuan wang)) hua gain ((ying jin) or (yang di)) ((shang hai) or (hong hai)) ;".
• Adding a wildcard symbol may retrieve word variants: wang ((yan wang) OR (yuan wang)) hua gain ((ying jin) or (yang di)) ((shang hai) or (hong hai)) ;*.