Perhaps you should try some spelling variations:
dung phuong » dung thuong, bang phuong, dung chung
hanh tranh » canh tranh, hanh trinh, hanh trang
phuong dan » phuong danh, phuong doan, huong dan
toc chieu » toc thieu, hoc thieu, doi chieu
tranh cua » doanh cua, manh cua
doc hieu » toc thieu, hoc thieu, hoc hien
cua dung » cua dang, cua dong, qua dung
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.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc chieu) OR (doc hieu)) xanh - hanh tranh cua dung phuong dan ((toan cau) OR (toan tap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((toc chieu) OR (doc hieu)) xanh - hanh tranh cua dung phuong dan ((toan cau) or (toan tap))~".
• Adding a wildcard symbol may retrieve word variants: ((toc chieu) OR (doc hieu)) xanh - hanh tranh cua dung phuong dan ((toan cau) or (toan tap))*.