Perhaps you should try some spelling variations:
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
hanh trung » thanh trung, hanh trang, manh trung
trung cua » truong cua, trung tuan, trung cap
dong cong » duong cong, dung cong, dang cong
cua dong » chua dong, cua cong, cua dang
cong tac » cong ty
tac toan » tap toan, tam toan, hach 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: nhat ((chieu sang) OR (chieu xanh)) - hanh trung cua dong cong tac toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "nhat ((chieu sang) OR (chieu xanh)) - hanh trung cua dong cong tac toan cau".
• Adding a wildcard symbol may retrieve word variants: nhat ((chieu sang) OR (chieu xanh)) - hanh trung cua dong cong tac toan cau*.