Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc chieu » hoc thieu, ho chieu, hoc hien
tranh qua » tranh cua, thanh qua, trinh qua
qua dung » quang dung, su dung, qua song
cuong do » cuong vo, huong doi, duong dao
cong do » cong dot, cong co, dong do
cong so » cong san, cong hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu xanh - hanh tranh qua dung ((((cong do) OR (cong so))) or (cuong do)) van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - hanh tranh qua dung ((((cong do) OR (cong so))) OR (cuong do)) van ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - hanh tranh qua dung ((((cong do) OR (cong so))) or (cuong do)) van ban*".