Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hang doanh » hanh doanh, nhung doanh, van doanh
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
dung dan » dung dat, dung san, tung dan
van toan » van tuan, van tan, van thanh
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - ((hang doanh) or (dung dan)) cua ((dang cong) or (dung cong)) van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((hang doanh) OR (dung dan)) cua ((dang cong) OR (dung cong)) van toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((hang doanh) or (dung dan)) cua ((dang cong) or (dung cong)) van toan ban*.