Perhaps you should try some spelling variations:
thieu tach » thien hach, chiet tach, chieu sach
hanh trang » thanh trung, canh tranh, hanh trinh
hoc thieu » toc thieu, hoc hien
trang cua » tranh cua, tang cua, trung cua
dong cong » duong cong, dung cong, dang cong
cua dong » chua dong, cua cong, cua dang
cong tac » 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 - hanh trang cua dong cong tac ((toan cau) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tach - hanh trang cua dong cong tac ((toan cau) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu tach - hanh trang cua dong cong tac ((toan cau) or (van ban))*.