Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
luan luong » luan phuong, tuan duong, van luong
luong cong » dung cong, trong cong, cong cong
tran luan » tranh luan, tran xuan, tran tuan
doc hieu » hoc thieu, hoc hien
cong dan » cong san, cong tan, huong dan
dan nhan » danh nhan, dan chan, van nhan
nhan dan » phan dau, gian dan, nhan tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (toc thieu)) manh - thanh tran luan luong cong dan nhan dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (toc thieu)) manh - thanh tran luan luong cong dan nhan dan*.