Perhaps you should try some spelling variations:
wrong john » strong john, bowring john
wong john » longo john, young john, king john
kong john » king john, longo john, young john
wang anh » dang anh, wang yang, wang yan
tuan hua » tuan vu, yuan hui
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 ((kong john) or (((wong john) or (wrong john)))) wong sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang anh ((tuan hua) OR (tan hua)) dan ((kong john) OR (((wong john) OR (wrong john)))) wong sam ;.
• Adding a wildcard symbol may retrieve word variants: wang anh ((tuan hua) or (tan hua)) dan ((kong john) or (((wong john) or (wrong john)))) wong sam ;*.