Perhaps you should try some spelling variations:
lang oanh » lang lang
oanh tran » anh tran, anh tuan, binh tran
yuen ping » chen ping, fun ping, xue ping
ping john » king john, kong john, wong john
kong your » kong young, knowing your
tran duc » tran dat, tran dai
duc yuen » duc vien
kong siu » kong eiu, dong sin, kong sar
wong siu » wong shiu, wong sau, wong siew
von sam » von sa, von sap, von scham

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang oanh tran duc yuen ping john ((von sam) or (((((kong siu) OR (wong siu))) or (kong your)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang oanh tran duc yuen ping john ((von sam) OR (((((kong siu) OR (wong siu))) OR (kong your)))) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang oanh tran duc yuen ping john ((von sam) or (((((kong siu) OR (wong siu))) or (kong your)))) ;*".