Perhaps you should try some spelling variations:
thieu tach » thien hach, chiet tach, chieu sach
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
cua trong » cua truong, cua trung, qua trong
cong san » cong tac
cong tan » cong tac, cong thanh, cong ty
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu tach - canh tranh cua trong ((cong san) or (cong tan)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tach - canh tranh cua trong ((cong san) OR (cong tan)) toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tach - canh tranh cua trong ((cong san) or (cong tan)) toan cau*.