Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
hanh trinh » canh tranh, hanh chinh
va phuong » va thuong, cac phuong
trinh va » trinh van, trinh vat, trinh ve
cong san » cong tac
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac

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: ((cua chu) OR (sua chua)) xanh - hanh trinh va phuong cong san ((than cau) OR (than cap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((cua chu) OR (sua chua)) xanh - hanh trinh va phuong cong san ((than cau) or (than cap))~".
• Adding a wildcard symbol may retrieve word variants: ((cua chu) OR (sua chua)) xanh - hanh trinh va phuong cong san ((than cau) or (than cap))*.