Perhaps you should try some spelling variations:
hien thanh » thien thanh, hien hanh, tien thanh
hanh tranh » hanh trang, lanh tranh, nhanh thanh
hanh trinh » hanh chinh
thong cong » trong cong, tong cong, thong thong
va thong » va thuong, va phuong, he thong
cong san » cong tac
san toan » van toan, dan toan, manh toan
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 thanh - ((((hanh tranh) or (hanh trinh))) or (canh tranh)) va thong cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien thanh - ((((hanh tranh) OR (hanh trinh))) OR (canh tranh)) va thong cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc hien thanh - ((((hanh tranh) or (hanh trinh))) or (canh tranh)) va thong cong san toan cau*.