Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
tranh cua » doanh cua, manh cua
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong van » cong vang, cong san, song van
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - canh tranh cua dung cong van ((toan cau) OR (toan tap))~".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - canh tranh cua dung cong van ((toan cau) OR (toan tap))*.