Perhaps you should try some spelling variations:
chieu sang » chieu xanh, hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
thong cong » trong cong, tong cong, thong thong
tiem nang » tin nang, tich nang
hanh mang » nhanh mang, hanh trang, nhanh lang
cua thong » cua thuong, cua khong, cua tong
mang cua » manh cua, dung cua, ban cua
cong tac » cong ty
tac phan » tac pham, tai phan, tac phat
phan cau » phan dau, phan cac, phan tu

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 sang) OR (chieu sach))) or (tiem nang)) - hanh mang cua thong cong tac phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((((chieu sang) OR (chieu sach))) OR (tiem nang)) - hanh mang cua thong cong tac phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((((chieu sang) OR (chieu sach))) or (tiem nang)) - hanh mang cua thong cong tac phan cau".
• Adding a wildcard symbol may retrieve word variants: theo ((((chieu sang) OR (chieu sach))) or (tiem nang)) - hanh mang cua thong cong tac phan cau*.