Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
dung cong » dung trong
chi xanh » chi anh, chi danh, chi hanh
trang va » tran van, hang va
cong san » cong tac
san chan » san chang, dan chan, san chay
chan cau » phan cau, can cau, chinh cau
chi dan » choi dan, chi van, thi dan
va dung » van dung, va duong, vat dung

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) or (chi dan)) - hanh trang va dung cong san chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi xanh) OR (chi dan)) - hanh trang va dung cong san chan cau*.