Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
thanh dung » thanh duong, thanh tung, hanh dung
thanh hung » thanh huong, thanh tung, thanh trung
qua trong » quan trong, qua trinh, qua song
ho chieu » theo chieu, hoc thieu, mot chieu
cong san » cong tac
san phan » san pham, van phan, sat phan

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 - ((thanh dung) or (thanh hung)) qua trong cong san phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - ((thanh dung) OR (thanh hung)) qua trong cong san phan tu.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - ((thanh dung) or (thanh hung)) qua trong cong san phan tu*.