Perhaps you should try some spelling variations:
nhanh thang » nhanh thanh, hanh trang, nhanh chong
theo chieu » theo tieu, ho chieu, theo chu
hoc thieu » toc thieu, hoc hien
tong cong » trong cong, cong cong, dung cong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan ban » van ban
va tong » va thong, va tuong, va trong

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (hoc thieu)) xanh - ((nhanh thang) OR (nhanh quang)) va tong cong dan toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (hoc thieu)) xanh - ((nhanh thang) OR (nhanh quang)) va tong cong dan toan ban~".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (hoc thieu)) xanh - ((nhanh thang) OR (nhanh quang)) va tong cong dan toan ban*.