Perhaps you should try some spelling variations:
cua thuong » cua truong, cua phuong, ca thuong
hieu nganh » vien nganh, hiem ngan, hieu manh
chau tinh » cuu tinh, ha tinh, cua tinh
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
tinh cua » trinh cua, sinh cua, tinh chat
cong dan » cong tan, huong dan, cong dong
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: ho ((hieu nganh) or (chau tinh)) - hanh tinh cua thuong ((cong dan) OR (cong san)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu nganh) OR (chau tinh)) - hanh tinh cua thuong ((cong dan) OR (cong san)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu nganh) or (chau tinh)) - hanh tinh cua thuong ((cong dan) OR (cong san)) toan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu nganh) or (chau tinh)) - hanh tinh cua thuong ((cong dan) OR (cong san)) toan cau*.