Perhaps you should try some spelling variations:
hoc thieu » toc thieu, hoc hien
hanh dung » thanh dung, anh dung, hanh dong
ho chieu » theo chieu, doi chieu, mot chieu
luan san » luan van, luan hoan, luan phan
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
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: ((ho chieu) or (hoc thieu)) sach - hanh dung luan san ((cong tan) or (cong san)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) sach - hanh dung luan san ((cong tan) OR (cong san)) toan cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) sach - hanh dung luan san ((cong tan) or (cong san)) toan cau*.