Perhaps you should try some spelling variations:
wang oanh » wang yan, dang anh, wang ban
wang yang » wang yan, wang liang, wang yanling
yang john » young john, king john, yang jin
john song » john wong, john bonn, john ngosong
tran hua » tan hua, tuan hua, tran duc
ren yang » ren yan, chen yang, dan yang
song sam » wong sam, kong sar, song pae
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 oanh) OR (wang yang)) tran hua ren yang john song sam ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang oanh) OR (wang yang)) tran hua ren yang john song sam ;".
• Adding a wildcard symbol may retrieve word variants: ((wang oanh) OR (wang yang)) tran hua ren yang john song sam ;*.