Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
cua thuong » cua truong, cua phuong, ca thuong
hanh dung » thanh dung, anh dung, hanh dong
cua thong » cua khong, cua tong, suat thong
thanh cac » hanh cac, thanh bac, thanh ca
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
khan cap » khan ap, than cap, khoan cam

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 dung ((cua thong) or (cua thuong)) cong tan ((khan cap) or (thanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - hanh dung ((cua thong) OR (cua thuong)) cong tan ((khan cap) OR (thanh cac)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - hanh dung ((cua thong) or (cua thuong)) cong tan ((khan cap) or (thanh cac))*.