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
song min » song ming, jong min, song jin
gong min » jong min, gong meng, song ming
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 (((song min) OR (gong min)))) cong shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang yan yi juan meng ((yan minh) or (((song min) OR (gong min)))) cong shu ;~".
• Adding a wildcard symbol may retrieve word variants: lang yan yi juan meng ((yan minh) or (((song min) OR (gong min)))) cong shu ;*.