Perhaps you should try some spelling variations:
hua irene » hua ren
john song » john wong, john bonn, john ngosong
wang anh » dang anh, wang yang, wang yan
anh tran » oanh tran, anh tuan, binh tran
tran hua » tan hua, tuan hua, tran duc
jie song » jae song, jin song, li song
kim song » kim young, kim eung

You may be able to get more results by adjusting your search query.

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