Perhaps you should try some spelling variations:
juan meng » juan rene, jui meng, yuan ming
wong john » wrong john, longo john, young john
kong john » king john, longo john, wrong john
yan juan » san juan, yan guan, yan yuan
nan yan » nan ya, wang yan, qian yan
wang » wing
shin » skin, sein, thin

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: ((wang OR wan) OR lang) nan yan juan meng ((wong john) OR (kong john)) song shin ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang or wan) or lang) nan yan juan meng ((wong john) OR (kong john)) song shin ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang or wan) or lang) nan yan juan meng ((wong john) OR (kong john)) song shin ;*.