Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
tieu tinh » trieu tinh, tieu trinh, lieu tinh
hanh dung » thanh dung, anh dung, hanh dong
va thong » va thuong, va phuong, he thong
cong san » cong tac
than tap » han tap, phan tap, than cap
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 - hanh dung va thong cong san ((than tap) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu tinh - hanh dung va thong cong san ((than tap) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: theo tieu tinh - hanh dung va thong cong san ((than tap) or (toan tap))*.