Perhaps you should try some spelling variations:
tai phuong » thi phuong, cac phuong, va phuong
tai thuong » tai truong, thi thuong, tai tuong
theo lieu » theo tieu, theo chieu, theo yeu
lieu tinh » trieu tinh, diep tinh, bien tinh
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan ban » van 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 lieu tinh - hanh chinh ((tai thuong) or (tai phuong)) cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo lieu tinh - hanh chinh ((tai thuong) OR (tai phuong)) cong tac toan ban.
• Adding a wildcard symbol may retrieve word variants: theo lieu tinh - hanh chinh ((tai thuong) or (tai phuong)) cong tac toan ban*.