Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thieu xanh » hieu manh, thien anh, thien danh
hien hanh » dieu hanh
tranh qua » tranh cua, thanh qua, trinh qua
dung cong » dung trong
qua dung » quang dung, su dung, qua song
cong san » cong tac
san phan » san pham, van phan, sat phan
phan dau » phan tu, hang dau

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) or (((hien hanh) or (chieu xanh)))) - canh tranh qua dung cong san phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (((hien hanh) OR (chieu xanh)))) - canh tranh qua dung cong san phan dau.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (((hien hanh) or (chieu xanh)))) - canh tranh qua dung cong san phan dau*.