Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
tieu tinh » trieu tinh, tieu trinh, lieu tinh
anh sang » lanh sang, anh bang, anh dang
anh dung » anh dong, anh huong, sach dung
va thong » va thuong, va phuong, he thong
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu tinh - ((anh sang) or (anh dung)) va thong cong tan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu tinh - ((anh sang) OR (anh dung)) va thong cong tan toan tap.
• Adding a wildcard symbol may retrieve word variants: theo tieu tinh - ((anh sang) or (anh dung)) va thong cong tan toan tap*.