Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
hanh trinh » hanh chinh
va phuong » va thuong, cac phuong
chi xanh » chi anh, chi danh, chi hanh
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi xanh - ((hanh trinh) or (canh tranh)) va phuong cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - ((hanh trinh) OR (canh tranh)) va phuong cong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - ((hanh trinh) or (canh tranh)) va phuong cong dan toan cau*.