Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
cong thanh » dong thanh, cong trinh, truong thanh
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh mang » nhanh mang, hanh trang, thanh hang
van dung » van dong, xay dung, tin dung
cong tan » cong tac, cong san, cong ty
than man » than ma, thanh san, tran manh

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - ((hanh mang) OR (nhanh lang)) van dung ((cong tan) or (cong thanh)) than man~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((hanh mang) OR (nhanh lang)) van dung ((cong tan) OR (cong thanh)) than man.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - ((hanh mang) OR (nhanh lang)) van dung ((cong tan) or (cong thanh)) than man".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((hanh mang) OR (nhanh lang)) van dung ((cong tan) or (cong thanh)) than man*.