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