Perhaps you should try some spelling variations:
phung cong » nhung cong, phong cong, nhung chong
dien sach » dien anh
van phung » van phong, van hung, van chuong
dan chinh » dang chinh, van chinh, ban chinh
lan chinh » luan chinh, van chinh, hanh chinh
hoc dien » hoc hien, hoc vien, hoc dieu
thanh ta » thanh tra, thanh tai, thanh tay
ta van » tan van, tap van, va van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc dien sach - thanh ta van phung cong ((dan chinh) or (lan chinh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc dien sach - thanh ta van phung cong ((dan chinh) OR (lan chinh)) cau*.