Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thong cong » trong cong, tong cong, thong thong
hanh mang » nhanh mang, hanh trang, nhanh lang
chu manh » ho manh, chu han, chu van
va thong » va thuong, va phuong, he thong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap
mang va » mang vua, hang va, bang va

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((((chuc nang) or (chu manh))) or (chieu xanh)) - hanh mang va thong cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((((chuc nang) OR (chu manh))) OR (chieu xanh)) - hanh mang va thong cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((((chuc nang) or (chu manh))) or (chieu xanh)) - hanh mang va thong cong tac toan cau*.