Perhaps you should try some spelling variations:
lang yanling » wang yanling, wang yangming, zhang yunling
tuan china » wuhan china, can china, taiwan china
china dan » china den, china data, china des
chang hai » chang ha, shang hai, change has
yang jin » yang jie, ying jin, shang jin
yang jun » yang jui, pang jun, yang judy

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang yanling tuan china dan ((yang jin) or (yang jun)) chang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang yanling tuan china dan ((yang jin) OR (yang jun)) chang hai ;*.