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 » wang yang, wang yan, wang all
dan yang » daun yang, tan yang, wang yang
song sar » kong sar, using sar, song pae
tuan hua » yuan hui
dang anh » duong anh
tan hua » wang hua, tan chia, tan puay
tuan vu » thanh vu

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) OR (dang anh)) ((((tuan hua) or (tuan vu))) or (tan hua)) dan yang john song sar ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang anh) OR (dang anh)) ((((tuan hua) OR (tuan vu))) OR (tan hua)) dan yang john song sar ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang anh) OR (dang anh)) ((((tuan hua) or (tuan vu))) or (tan hua)) dan yang john song sar ;".
• Adding a wildcard symbol may retrieve word variants: ((wang anh) OR (dang anh)) ((((tuan hua) or (tuan vu))) or (tan hua)) dan yang john song sar ;*.