Perhaps you should try some spelling variations:
thanh tung » thanh cong
hoc chinh » hoan chinh, hoc sinh, hoc kinh
tung tran » trung tran, hung tran, huong tran
tran tung » tran hung, tran dung, tran quang
duong dao » dong dao, luong dao, truong dao
cuong do » cuong vo, huong doi, luong dao
cong do » cong dot, cong so, cong co

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chinh sach - thanh tung tran tung ((((cong do) or (cuong do))) or (duong dao)) van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chinh sach - thanh tung tran tung ((((cong do) OR (cuong do))) OR (duong dao)) van ban.
• Adding a wildcard symbol may retrieve word variants: hoc chinh sach - thanh tung tran tung ((((cong do) or (cuong do))) or (duong dao)) van ban*.