Perhaps you should try some spelling variations:
canh tinh » manh tinh, canh tranh, nhanh tinh
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
bang cong » dang cong, bang song, hang cong
chi xanh » chi anh, chi danh, chi hanh
cua bang » chua bang, cua ban, cua dang
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 - ((canh tinh) or (hanh tinh)) cua bang cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - ((canh tinh) OR (hanh tinh)) cua bang cong dan toan cau*.