Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
chinh cua » chinh ca, chinh sua, hinh cua
ho thuat » hoc thuat, khoi thuat, thu thuat
ho thuan » hoa thuan, hoc thuat, thi thuan
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong ty
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho thuat) or (ho thuan)) tach - hanh chinh cua dung ((cong thanh) OR (cong tan)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho thuat) OR (ho thuan)) tach - hanh chinh cua dung ((cong thanh) OR (cong tan)) toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho thuat) or (ho thuan)) tach - hanh chinh cua dung ((cong thanh) OR (cong tan)) toan tap".
• Adding a wildcard symbol may retrieve word variants: ((ho thuat) or (ho thuan)) tach - hanh chinh cua dung ((cong thanh) OR (cong tan)) toan tap*.