Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, thien danh
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
thien anh » thien danh, tien anh, thien thanh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
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 ((((thieu xanh) or (hieu manh))) or (thien anh)) - hanh tranh cua nhung cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((thieu xanh) OR (hieu manh))) OR (thien anh)) - hanh tranh cua nhung cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((((thieu xanh) or (hieu manh))) or (thien anh)) - hanh tranh cua nhung cong san toan cau*.