Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh trang » thanh trung, canh tranh, hanh trinh
trang vat » trang va, trang vai, tang vat
ho chieu » theo chieu, hoc thieu, doi chieu
vat dung » van dung, va dung, viet dung
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
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: ho chieu sang - hanh trang vat dung ((((cong tan) or (cong san))) or (cong trinh)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - hanh trang vat dung ((((cong tan) OR (cong san))) OR (cong trinh)) toan tap.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - hanh trang vat dung ((((cong tan) or (cong san))) or (cong trinh)) toan tap*.