Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hien hanh » dieu hanh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
hien anh » thien anh, dien anh, tien anh
cong van » cong vang, cong san, song van
toan cau » toan ban, toan tap, toan tai
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: hoc ((hien anh) or (hien hanh)) - canh tranh cua nhung cong van ((toan cau) OR (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien anh) OR (hien hanh)) - canh tranh cua nhung cong van ((toan cau) OR (toan cao))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien anh) or (hien hanh)) - canh tranh cua nhung cong van ((toan cau) OR (toan cao))*".