Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tang » hanh trang, hanh mang, hanh tung
dung cong » dung trong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
anh tang » anh bang, anh dang, anh nang
vat dung » van dung, va dung, viet dung
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((dieu hanh) or (chieu xanh)) - ((hanh tang) OR (anh tang)) vat dung cong manh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((dieu hanh) OR (chieu xanh)) - ((hanh tang) OR (anh tang)) vat dung cong manh toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((dieu hanh) or (chieu xanh)) - ((hanh tang) OR (anh tang)) vat dung cong manh toan tap".
• Adding a wildcard symbol may retrieve word variants: theo ((dieu hanh) or (chieu xanh)) - ((hanh tang) OR (anh tang)) vat dung cong manh toan tap*.