Perhaps you should try some spelling variations:
theo trieu » theo tieu, theo chieu, thep tieu
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
dong cong » duong cong, dung cong, dang cong
cua dong » chua dong, cua cong, cua dang
tac toan » tap toan, hach toan, tich toan
tam toan » tap toan, pham toan, tam thanh
tam than » ban than

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo trieu tinh - hanh tranh cua dong cong ((tac toan) or (((tam toan) OR (tam than)))) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo trieu tinh - hanh tranh cua dong cong ((tac toan) OR (((tam toan) OR (tam than)))) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo trieu tinh - hanh tranh cua dong cong ((tac toan) or (((tam toan) OR (tam than)))) ban".
• Adding a wildcard symbol may retrieve word variants: theo trieu tinh - hanh tranh cua dong cong ((tac toan) or (((tam toan) OR (tam than)))) ban*.