Perhaps you should try some spelling variations:
nhanh dong » hanh dong, nhanh chong, anh dong
tieu sach » chieu sach, dien sach, te sach
dung cong » dung trong
dong cua » dung cua, cong cua, huong cua
cua dung » cua dang, cua dong, qua dung
van tuan » van quan, van ban, anh tuan
van tan » van ban, van tai, van thanh

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 sach - nhanh dong cua dung cong ((van tan) or (van tuan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - nhanh dong cua dung cong ((van tan) OR (van tuan)) cau.
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - nhanh dong cua dung cong ((van tan) or (van tuan)) cau*.