Perhaps you should try some spelling variations:
lang yanling » wang yanling, wang yangming, zhang yunling
gain yang » dan yang, daun yang, tan yang
congo can » congo call, congo a, congo war
rui gain » run gain
cong van » duong van, cong sun
yang yi » yang di, yang xi, yang jui
han » than, hand, hans

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 han rui gain yang yi ((cong van) OR (congo can)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang yanling han rui gain yang yi ((cong van) OR (congo can)) ;*".