Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
dieu tinh » diep tinh, lieu tinh, dien tinh
tranh cua » doanh cua, manh cua
cho dieu » cao dieu, co dieu, khoa dieu
cong dan » cong tan, cong dong, cong tac
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: cho dieu tinh - hanh tranh cua cong ((((cong dan) OR (huong dan))) or (cong san)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho dieu tinh - hanh tranh cua cong ((((cong dan) OR (huong dan))) OR (cong san)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho dieu tinh - hanh tranh cua cong ((((cong dan) OR (huong dan))) or (cong san)) toan cau".
• Adding a wildcard symbol may retrieve word variants: cho dieu tinh - hanh tranh cua cong ((((cong dan) OR (huong dan))) or (cong san)) toan cau*.