Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh trang » thanh trung, hanh trinh, minh trang
nhung cong » dung cong, thong cong, hang cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
cua nhung » va nhung
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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: theo ((tieu xanh) or (chieu tinh)) - ((hanh trang) OR (canh tranh)) cua nhung cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu xanh) OR (chieu tinh)) - ((hanh trang) OR (canh tranh)) cua nhung cong dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tieu xanh) or (chieu tinh)) - ((hanh trang) OR (canh tranh)) cua nhung cong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: theo ((tieu xanh) or (chieu tinh)) - ((hanh trang) OR (canh tranh)) cua nhung cong dan toan cau*.