Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trang » thanh trung, canh tranh, hanh trinh
doi chieu » doc hieu, doi chi, ho chieu
va phuong » va thuong, cac phuong
cong toan » cong hoan, cong tuan, cong doan
trang va » tran van, hang va
cong tan » cong tac, cong san, cong thanh

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

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