Perhaps you should try some spelling variations:
yang john » young john, king john, yang jun
wang ban » wang yan, wang dan, wang yang
ban tran » binh tran, oanh tran, anh tran
yang jie » yang di, yang xi, yang yi
yang jui » yang judy, yang di, yang xi
yang jin » yang jun, ying jin, shang jin
wong sam » wong sau, wong lai, kong sar
tran yu » tian yu, tran duc
yu chen » yu cheng, yi chen, yulu chen

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ban tran yu chen ((yang john) or (((((yang jie) or (yang jui))) or (yang jin)))) wong sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ban tran yu chen ((yang john) OR (((((yang jie) OR (yang jui))) OR (yang jin)))) wong sam ;.
• Adding a wildcard symbol may retrieve word variants: wang ban tran yu chen ((yang john) or (((((yang jie) or (yang jui))) or (yang jin)))) wong sam ;*.