Perhaps you should try some spelling variations:
nhuong cong » nhung cong, luong cong, duong cong
van nhuong » van chuong, van phuong, van huong
khanh luan » khanh thuan, doanh luan, hang luan
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh luan » hang luan, hanh luat, han luan
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - ((hanh luan) or (khanh luan)) van nhuong cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((hanh luan) OR (khanh luan)) van nhuong cong dan than cau*.