Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trang » thanh trung, canh tranh, hanh trinh
toc chieu » toc thieu, doc hieu, hoc thieu
cua dang » cua ban
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap
cua dan » cua ban, ca dan

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc chieu xanh - hanh trang ((((cua dan) or (cua dang))) or (cua cong)) cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc chieu xanh - hanh trang ((((cua dan) OR (cua dang))) OR (cua cong)) cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: toc chieu xanh - hanh trang ((((cua dan) or (cua dang))) or (cua cong)) cong tac toan cau*.