Perhaps you should try some spelling variations:
nhanh mang » nhanh lang, nhanh quang, nhanh thang
hanh mang » hanh trang, nhanh lang, thanh hang
cua nhung » va nhung
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
cong tan » cong tac, cong san, cong thanh
toan ban » van ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu xanh - ((hanh mang) OR (nhanh mang)) cua nhung ((huong dan) or (cong tan)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - ((hanh mang) OR (nhanh mang)) cua nhung ((huong dan) OR (cong tan)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu xanh - ((hanh mang) OR (nhanh mang)) cua nhung ((huong dan) or (cong tan)) toan ban".
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - ((hanh mang) OR (nhanh mang)) cua nhung ((huong dan) or (cong tan)) toan ban*.