Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, dien thanh
tien thanh » tien thinh, tran thanh, den thanh
thong cong » tong cong, thong thong, phong chong
tranh cua » doanh cua, manh cua
van toan » van tuan, van tan, van thanh
toan cau » 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 nhanh) OR (tien thanh)) - canh tranh cua ((thong cong) or (trong cong)) van toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien nhanh) OR (tien thanh)) - canh tranh cua ((thong cong) OR (trong cong)) van toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien nhanh) OR (tien thanh)) - canh tranh cua ((thong cong) or (trong cong)) van toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien nhanh) OR (tien thanh)) - canh tranh cua ((thong cong) or (trong cong)) van toan cau*.