Perhaps you should try some spelling variations:
thanh tung » thanh cong
chi tinh » chai tinh, chi minh, cha tinh
chi binh » chi minh, thi binh, thai binh
tung tam » trung tam, vung tam, dung tam
tam dung » tam duong, tac dung, tan dung
cong tac » cong ty
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: doi ((chi tinh) OR (chi binh)) - thanh tung tam dung ((cong san) or (cong tac)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi tinh) OR (chi binh)) - thanh tung tam dung ((cong san) OR (cong tac)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chi tinh) OR (chi binh)) - thanh tung tam dung ((cong san) or (cong tac)) toan cau".
• Adding a wildcard symbol may retrieve word variants: doi ((chi tinh) OR (chi binh)) - thanh tung tam dung ((cong san) or (cong tac)) toan cau*.