Perhaps you should try some spelling variations:
john song » john wong, john bonn, john ngosong
yang john » young john, king john, yang jin
wang anh » dang anh, wang yang, wang yan
tuan hua » tuan vu, yuan hui
thanh vu » thanh van, thanh _
dan yang » daun yang, tan yang, wang yang
song sar » kong sar, using sar, song pae
tan hua » wang hua, tan chia, 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 anh ((((tuan hua) or (thanh vu))) or (tan hua)) dan yang john song sar ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang anh ((((tuan hua) OR (thanh vu))) OR (tan hua)) dan yang john song sar ;.
• Adding a wildcard symbol may retrieve word variants: wang anh ((((tuan hua) or (thanh vu))) or (tan hua)) dan yang john song sar ;*.