Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thong cong » trong cong, tong cong, thong thong
nhan dang » nhan dan, phan dang, tran dang
mat thong » suat thong, xuat thong, mang thong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
dang mat » dang vat, dang mau, dung mat
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: theo ((chieu xanh) or (chinh sach)) - nhan dang mat thong cong manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chinh sach)) - nhan dang mat thong cong manh toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (chinh sach)) - nhan dang mat thong cong manh toan cau*.