Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
cong thanh » cong trinh, cong tan, truong thanh
dong thanh » truong thanh
chinh sua » chinh su, chinh cua, chinh luan
sua nhung » cua nhung, qua nhung, chua nhung
cong san » cong tac
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu tinh - hanh chinh sua nhung ((((cong thanh) OR (dong thanh))) or (cong san)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu tinh - hanh chinh sua nhung ((((cong thanh) OR (dong thanh))) OR (cong san)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu tinh - hanh chinh sua nhung ((((cong thanh) OR (dong thanh))) or (cong san)) toan cau".
• Adding a wildcard symbol may retrieve word variants: toc thieu tinh - hanh chinh sua nhung ((((cong thanh) OR (dong thanh))) or (cong san)) toan cau*.