Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
kieu tinh » lieu tinh, trieu tinh, diep tinh
cua tong » cua cong, cua dong, cua nong
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan cau » toan cao, toan ban, toan tap
ho kieu » ho lieu, so kieu, thi kieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho kieu tinh - ((canh tranh) or (hanh trinh)) cua tong ((cong dan) or (cong san)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho kieu tinh - ((canh tranh) OR (hanh trinh)) cua tong ((cong dan) OR (cong san)) toan cau.
• Adding a wildcard symbol may retrieve word variants: ho kieu tinh - ((canh tranh) or (hanh trinh)) cua tong ((cong dan) or (cong san)) toan cau*.