Perhaps you should try some spelling variations:
nhanh mang » nhanh lang, nhanh quang, nhanh thang
nhung cong » dung cong, thong cong, hang cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh mang » hanh trang, nhanh lang, thanh hang
dan khanh » dang khanh, van khanh, dat khanh
khanh cap » hanh cap, khan cap, hanh cac
cong dan » cong san, cong tan, huong dan

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 (nhanh mang)) va nhung cong dan khanh cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((hanh mang) OR (nhanh mang)) va nhung cong dan khanh cap.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((hanh mang) or (nhanh mang)) va nhung cong dan khanh cap*.