Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trang » thanh trung, hanh trinh, minh trang
cong thanh » dong thanh, cong trinh, cong tan
thanh dung » thanh duong, thanh tung, thanh hung
dung cong » dung trong
van dung » van dong, xay dung, tin dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu xanh - ((hanh trang) or (canh tranh)) van dung cong thanh dung tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu xanh - ((hanh trang) OR (canh tranh)) van dung cong thanh dung tai.
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - ((hanh trang) or (canh tranh)) van dung cong thanh dung tai*.