Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
hieu xanh » hieu manh, hieu nganh, dieu hanh
tranh cua » doanh cua, manh cua
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
dan han » dan chan, dan than, dan hanh
han tap » han tai, toan tap, nhan tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((hieu xanh) or (((chieu xanh) or (chieu sach)))) - canh tranh cua dung cong dan han tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu xanh) OR (((chieu xanh) OR (chieu sach)))) - canh tranh cua dung cong dan han tap.
• Adding a wildcard symbol may retrieve word variants: doc ((hieu xanh) or (((chieu xanh) or (chieu sach)))) - canh tranh cua dung cong dan han tap*.