Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
hanh tranh » canh tranh, hanh trinh, hanh trang
cua phuong » cuu phuong, cuc phuong, luan phuong
tieu xanh » tieu danh, chieu xanh, dieu hanh
tranh cua » doanh cua, manh cua
cong tan » cong tac, cong san, cong thanh
toan cao » toan tap
toan ban » van ban

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 - hanh tranh cua phuong cong tan ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh tranh cua phuong cong tan ((toan cao) OR (toan ban))*.