Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trang » thanh trung, canh tranh, hanh trinh
cua truong » cua trung, xuan truong, cac truong
cua phuong » cuu phuong, cuc phuong, luan phuong
ho chieu » theo chieu, hoc thieu, doi chieu
cong tac » cong ty
than cau » phan cau, than cap, thanh chau
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - hanh trang ((cua truong) or (cua phuong)) cong tac ((than cau) OR (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh trang ((cua truong) OR (cua phuong)) cong tac ((than cau) OR (toan cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - hanh trang ((cua truong) or (cua phuong)) cong tac ((than cau) OR (toan cau))".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh trang ((cua truong) or (cua phuong)) cong tac ((than cau) OR (toan cau))*.