Perhaps you should try some spelling variations:
chen yang » chen rong
john song » john wong, john bonn, john ngosong
wang anh » dang anh, wang yang, wang yan
anh tuan » anh tran, dinh tuan, oanh tran
tuan hua » tan hua, tuan vu, yuan hui
ren yang » ren yan, dan yang, pei yang
song pae » song ze

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 ((ren yang) OR (chen yang)) john song pae ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang anh tuan hua ((ren yang) OR (chen yang)) john song pae ;".
• Adding a wildcard symbol may retrieve word variants: wang anh tuan hua ((ren yang) OR (chen yang)) john song pae ;*.