Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
hanh trinh » canh tranh, hanh chinh
luat nhung » luat chung, luat thuong, thuat nhung
nhung cong » dung cong, thong cong, hang cong
hien sach » dien sach, kien sach, chieu sach
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 ((hien sach) OR (thien hach)) - hanh trinh luat nhung cong tac toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien sach) OR (thien hach)) - hanh trinh luat nhung cong tac toan tap".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien sach) OR (thien hach)) - hanh trinh luat nhung cong tac toan tap*.