Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
luat nong » luat cong, luat bong, xuat nong
nong cong » cong cong, tong cong, nang cong
hoc hieu » hoc thieu, hoc hien, doc hieu
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan ban

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) or (toc thieu)) manh - hanh trinh luat nong cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hieu) OR (toc thieu)) manh - hanh trinh luat nong cong tac toan tap.
• Adding a wildcard symbol may retrieve word variants: ((hoc hieu) or (toc thieu)) manh - hanh trinh luat nong cong tac toan tap*.