Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhanh mang » nhanh lang, nhanh quang, nhanh thang
thong cong » trong cong, tong cong, thong thong
hanh mang » hanh trang, nhanh lang, thanh hang
chu sach » cau sach, thu sach, chuc hach
va thong » va thuong, va phuong, he thong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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 sach) or (chieu sach)) - ((hanh mang) or (nhanh mang)) va thong cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu sach) OR (chieu sach)) - ((hanh mang) OR (nhanh mang)) va thong cong dan toan ban.
• Adding a wildcard symbol may retrieve word variants: theo ((chu sach) or (chieu sach)) - ((hanh mang) or (nhanh mang)) va thong cong dan toan ban*.