Perhaps you should try some spelling variations:
wang oanh » wang yan, wang yang, dang anh
daun yang » dan yang, du yang, tan yang
john song » john wong, john bonn, john ngosong
tuan hua » tuan vu, yuan hui
jin song » kim song, jin ying, ein sog
jie song » jae song, kim song, li song
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 oanh ((tan hua) or (tuan hua)) daun yang ((((jin song) OR (jie song))) or (john song)) pae ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang oanh ((tan hua) OR (tuan hua)) daun yang ((((jin song) OR (jie song))) OR (john song)) pae ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang oanh ((tan hua) or (tuan hua)) daun yang ((((jin song) OR (jie song))) or (john song)) pae ;*".