Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
va phuong » va thuong, cac phuong
nhanh cau » nhanh cay, thanh chau, nhanh ha
thanh mau » hanh mau, thanh san, thanh hai
va trong » va truong, va thong, va tuong
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - thanh trung ((va trong) or (va phuong)) cong san ((nhanh cau) or (thanh mau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - thanh trung ((va trong) OR (va phuong)) cong san ((nhanh cau) OR (thanh mau)).
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh trung ((va trong) or (va phuong)) cong san ((nhanh cau) or (thanh mau))*.