Perhaps you should try some spelling variations:
young john » kong john, young jean
wong john » wrong john, kong john, longo john
wing tan » wing ian, liang tan, hong tan
tan guan » gan guan, yan guan, quan guan
guan hui » yuan hui, guan li, jaan hui
yang jin » yang jie, yang jun, ying jin
wong sam » wong sau, wong lai, kong sar

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

• Performing a fuzzy search may retrieve terms with similar spellings: wing tan guan hui irene ((yang jin) or (((young john) or (wong john)))) wong sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing tan guan hui irene ((yang jin) OR (((young john) OR (wong john)))) wong sam ;.
• Adding a wildcard symbol may retrieve word variants: wing tan guan hui irene ((yang jin) or (((young john) or (wong john)))) wong sam ;*.