Perhaps you should try some spelling variations:
yong yuan » yong susan, fang yuan, meng yuan
yuan wang » yan wang, yuan kang, yuan chang
shang hai » shang kai, dang hai, chang ha
wang ban » wang dan, wang yang, bang bang
ban yong » ban nong, tan yong, bank long
hong ng » hong kong, hong jong, hong hong
yan di » yang di, pan di, yan zi

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ban yong yuan wang yan di ((shang hai) or (hong ng)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ban yong yuan wang yan di ((shang hai) OR (hong ng)) ;*.