Perhaps you should try some spelling variations:
thanh tung » thanh cong
tuan thong » toan thong, tran thong, xuan thong
tuan phong » thuan phong, tran phong, luan phong
chi hanh » chi nhanh, chi thanh, chi anh
thi hanh » thi thanh
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chi hanh) or (thi hanh)) - thanh tung ((tuan thong) OR (tuan phong)) cong dan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi hanh) OR (thi hanh)) - thanh tung ((tuan thong) OR (tuan phong)) cong dan phan tu*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chi hanh) or (thi hanh)) - thanh tung ((tuan thong) OR (tuan phong)) cong dan phan tu*".