Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu xanh » chieu sach, chieu sang, chieu tinh
tien manh » tien anh, tien thanh, tieng anh
chinh cua » chinh ca, chinh sua, hinh cua
cua nhung » va nhung
dan than » dan chan, ban than, van than
van toan » van tuan, van tan, van thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu xanh) or (tien manh)) - hanh chinh cua nhung cong ((dan than) or (van toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (tien manh)) - hanh chinh cua nhung cong ((dan than) OR (van toan)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (tien manh)) - hanh chinh cua nhung cong ((dan than) or (van toan)) cau*.