Perhaps you should try some spelling variations:
juan meng » juan rene, jui meng, yuan ming
lang yan » wang yan, wang yang, zhang yan
yan minh » tuan minh, sang minh, yang mind
yang jin » yang jun, ying jin, shang jin
yang jie » yang di, yang jui, yang xi
cong sun » cong shu, cong van, wing sun
yi juan » y juan
yan yi » yang yi, tan yi, yan zi

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

• If you are trying to use Boolean operators, they must be ALL CAPS: lang yan yi juan meng ((yan minh) OR (((yang jin) OR (yang jie)))) cong sun ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang yan yi juan meng ((yan minh) or (((yang jin) OR (yang jie)))) cong sun ;~".
• Adding a wildcard symbol may retrieve word variants: lang yan yi juan meng ((yan minh) or (((yang jin) OR (yang jie)))) cong sun ;*.