Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
hoang xanh » hoang anh, hoang van, hoang minh
dang cong » dung cong
tan nhung » tang nhung, ban nhung, san nhung
nhung cau » chung cu, nhung bai, nhu cau
xanh cua » manh cua, hanh cua, anh cua
cua dang » cua cong, cua ban
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: doc ((chieu xanh) or (chieu sang)) - hoang xanh cua dang cong tan nhung cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((chieu xanh) OR (chieu sang)) - hoang xanh cua dang cong tan nhung cau.
• Adding a wildcard symbol may retrieve word variants: doc ((chieu xanh) or (chieu sang)) - hoang xanh cua dang cong tan nhung cau*.