Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
trong dang » truong dang, trong dan, trong dong
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh mang » nhanh mang, nhanh lang, thanh hang
dang toan » dang tran, dan toan, dung toan
cua dung » cua dang, qua dung, cua rung
cua dong » chua dong, cua cong, cua dang
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 - ((hanh mang) OR (hanh trang)) ((cua dung) or (cua dong)) trong dang toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((hanh mang) OR (hanh trang)) ((cua dung) OR (cua dong)) trong dang toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - ((hanh mang) OR (hanh trang)) ((cua dung) or (cua dong)) trong dang toan cau".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((hanh mang) OR (hanh trang)) ((cua dung) or (cua dong)) trong dang toan cau*.