Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
nhanh mang » nhanh lang, hanh mang, nhanh quang
cua nhung » va nhung
nhung cau » chung cu, nhung bai, nhu cau
mang cua » manh cua, dung cua, ban cua
cong ban » cong bang, cong san, cong dan
cong tan » cong tac, cong san, cong thanh

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 xanh) OR (chieu sach)) - nhanh mang cua nhung ((cong ban) or (cong tan)) nhung cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (chieu sach)) - nhanh mang cua nhung ((cong ban) OR (cong tan)) nhung cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu xanh) OR (chieu sach)) - nhanh mang cua nhung ((cong ban) or (cong tan)) nhung cau".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) OR (chieu sach)) - nhanh mang cua nhung ((cong ban) or (cong tan)) nhung cau*.