Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung cong » dung cong, thong cong, hang cong
thien anh » thien danh, tien anh, thien thanh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
toan cau » toan cao, toan ban, toan tap

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) OR (chieu sang))) or (thien anh)) - hanh tranh cua nhung cong manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((chieu xanh) OR (chieu sang))) OR (thien anh)) - hanh tranh cua nhung cong manh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((chieu xanh) OR (chieu sang))) or (thien anh)) - hanh tranh cua nhung cong manh toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((((chieu xanh) OR (chieu sang))) or (thien anh)) - hanh tranh cua nhung cong manh toan cau*.