Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
hanh trang » thanh trung, canh tranh, hanh trinh
dung huong » dung thuong, dung phuong, dong huong
tieu xanh » tieu danh, chieu xanh, dieu hanh
manh toan » thanh toan, anh tuan, tinh toan
cua dung » cua dang, cua dong, qua dung
dan toan » van toan, dan than, xuan toan

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 - ((nhanh lang) or (hanh trang)) cua dung huong ((dan toan) OR (manh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((nhanh lang) OR (hanh trang)) cua dung huong ((dan toan) OR (manh toan)) cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - ((nhanh lang) or (hanh trang)) cua dung huong ((dan toan) OR (manh toan)) cau*".