Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu
luat dong » luat cong, luat bong, luan dong
dong cong » duong cong, dung cong, dang cong
cong tac » cong ty
tac phan » tac pham, tai phan, tac phat
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo tieu) or (((hoc thieu) OR (hoc hien)))) sach - hanh trinh luat dong cong tac phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo tieu) OR (((hoc thieu) OR (hoc hien)))) sach - hanh trinh luat dong cong tac phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo tieu) or (((hoc thieu) OR (hoc hien)))) sach - hanh trinh luat dong cong tac phan cau".
• Adding a wildcard symbol may retrieve word variants: ((theo tieu) or (((hoc thieu) OR (hoc hien)))) sach - hanh trinh luat dong cong tac phan cau*.