Perhaps you should try some spelling variations:
chieu sang » chieu xanh, hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
tranh cua » doanh cua, manh cua
cong cong » cong dong, trong cong, dung cong
cong tinh » cong trinh, cong vinh, long tinh
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: doi ((((hieu manh) or (chieu sach))) or (chieu sang)) - canh tranh cua cong cong tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((((hieu manh) OR (chieu sach))) OR (chieu sang)) - canh tranh cua cong cong tinh toan cau.
• Adding a wildcard symbol may retrieve word variants: doi ((((hieu manh) or (chieu sach))) or (chieu sang)) - canh tranh cua cong cong tinh toan cau*.