Perhaps you should try some spelling variations:
nhanh lang » nhanh thang, nhanh dong, nhanh song
nhung cong » dung cong, thong cong, hang cong
tieu sach » chieu sach, dien sach, te sach
nhan dang » nhan dan, phan dang, tran dang
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan tap » toan ban

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 tieu sach - ((((nhanh lang) OR (nhan dang))) OR (nhanh quang)) cua nhung cong tan toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu sach - ((((nhanh lang) OR (nhan dang))) or (nhanh quang)) cua nhung cong tan toan tap~".
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - ((((nhanh lang) OR (nhan dang))) or (nhanh quang)) cua nhung cong tan toan tap*.