Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
tieu xanh » tieu danh, chieu xanh, dieu hanh
anh dang » anh dong, anh dung, anh bang
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cau » toan cao, toan ban, toan tap
anh son » anh dong, tinh son

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - ((anh dang) or (anh son)) cua nhung cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((anh dang) OR (anh son)) cua nhung cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((anh dang) or (anh son)) cua nhung cong san toan cau*.