Perhaps you should try some spelling variations:
young john » kong john, wong john, young jean
wang oanh » wang yan, wang yang, dang anh
tran hua » tran duc
tuan hua » tuan vu, yuan hui
yang jun » yang jui, pang jun, yang jin
bonn sam » bonn am, bonn zum, bonn a
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 oanh ((((tran hua) OR (tuan hua))) or (tan hua)) chen ((yang jun) or (young john)) bonn sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang oanh ((((tran hua) OR (tuan hua))) OR (tan hua)) chen ((yang jun) OR (young john)) bonn sam ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang oanh ((((tran hua) OR (tuan hua))) or (tan hua)) chen ((yang jun) or (young john)) bonn sam ;".
• Adding a wildcard symbol may retrieve word variants: wang oanh ((((tran hua) OR (tuan hua))) or (tan hua)) chen ((yang jun) or (young john)) bonn sam ;*.