Perhaps you should try some spelling variations:
young john » kong john, young jean
wong john » wrong john, kong john, longo john
wang anh » dang anh, wang yang, wang yan
tuan hua » tuan vu, yuan hui
wong sar » kong sar, wong sau, wong lai
wong sam » wong sau, wong lai, kong sar
tan hua » wang hua, tan chia, tan puay

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang anh ((tuan hua) or (tan hua)) dan ((young john) or (wong john)) ((wong sar) OR (wong sam)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang anh ((tuan hua) OR (tan hua)) dan ((young john) OR (wong john)) ((wong sar) OR (wong sam)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang anh ((tuan hua) or (tan hua)) dan ((young john) or (wong john)) ((wong sar) OR (wong sam)) ;".
• Adding a wildcard symbol may retrieve word variants: wang anh ((tuan hua) or (tan hua)) dan ((young john) or (wong john)) ((wong sar) OR (wong sam)) ;*.