Perhaps you should try some spelling variations:
young john » kong john, wong john, young jean
yang john » king john, yang jin, yang jun
song sam » kong sar, song pae, song so
wong sam » wong sau, wong lai, kong sar
yuan vu » yuan hui
tuan vu » thanh vu, tuan hua
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yan ((yuan vu) or (tuan vu)) irene ((yang john) OR (young john)) ((song sam) or (wong sam)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan ((yuan vu) OR (tuan vu)) irene ((yang john) OR (young john)) ((song sam) OR (wong sam)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan ((yuan vu) or (tuan vu)) irene ((yang john) OR (young john)) ((song sam) or (wong sam)) ;*".