Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh luan » trinh luat, trinh quan, trinh han
hieu manh » chieu xanh, hieu nganh, dieu hanh
luan dong » luan cong, quan dong, luan nong
dong cong » duong cong, dung cong, dang cong
hoc hieu » hoc thieu, hoc hien, doc hieu
cong tac » cong ty
than cau » toan cau, than cap, thanh chau
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: hoc hieu manh - hanh trinh luan dong cong tac ((than cau) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - hanh trinh luan dong cong tac ((than cau) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - hanh trinh luan dong cong tac ((than cau) or (phan cau))*.