Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
nhung cong » dung cong, thong cong, hang cong
mot chieu » doi chieu, ho chieu
hanh mang » nhanh mang, hanh trang, thanh hang
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) or (mot chieu)) xanh - ((hanh mang) or (nhanh lang)) va nhung cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo tieu) OR (mot chieu)) xanh - ((hanh mang) OR (nhanh lang)) va nhung cong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: ((theo tieu) or (mot chieu)) xanh - ((hanh mang) or (nhanh lang)) va nhung cong dan toan cau*.