Perhaps you should try some spelling variations:
young john » kong john, wong john, young jean
yang john » king john, yang jin, yang jun
wang anh » dang anh, wang yang, wang yan
anh tran » oanh tran, anh tuan, binh tran
tran hua » tan hua, tuan hua, tran duc
hua ren » hua chen
bonn ze » bonn die, bonn der, bonn zur

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 tran hua ren ((yang john) OR (young john)) bonn ze ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang anh tran hua ren ((yang john) OR (young john)) bonn ze ;*".