Perhaps you should try some spelling variations:
yang john » young john, king john, yang jin
oanh tran » anh tran, binh tran
john wong » john song, john bonn
anh tuan » anh tran, dinh tuan
ren yang » ren yan, chen yang, dan yang
wong yue » wang yue, hong yu
hua ren » hua 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 ((((anh tuan) OR (oanh tran))) or (wang yan)) hua ren yang john wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((((anh tuan) OR (oanh tran))) OR (wang yan)) hua ren yang john wong yue ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((((anh tuan) OR (oanh tran))) or (wang yan)) hua ren yang john wong yue ;".
• Adding a wildcard symbol may retrieve word variants: wang ((((anh tuan) OR (oanh tran))) or (wang yan)) hua ren yang john wong yue ;*.