Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hieu manh » chieu xanh, hieu nganh, dieu hanh
hanh dung » thanh dung, anh dung, hanh dong
dung cong » dung trong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
cua dung » cua dang, cua dong, qua dung
toan cau » toan cao, toan ban, toan tap
ha dong » hoat dong, van dong

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((hieu manh) or (chieu sang)) - ((hanh dung) or (ha dong)) cua dung cong manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu manh) OR (chieu sang)) - ((hanh dung) OR (ha dong)) cua dung cong manh toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((hieu manh) or (chieu sang)) - ((hanh dung) or (ha dong)) cua dung cong manh toan cau*.