Perhaps you should try some spelling variations:
nganh dong » nganh cong, nhanh dong, nganh nong
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
theo chu » theo chieu, cho chu, chao chu
chu sach » cau sach, thu sach, chieu sach
dong cua » dung cua, cong cua, huong cua
cong tan » cong tac, cong san, cong thanh
toan cao » toan tap
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 - nganh dong cua nhung cong tan ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu sach - nganh dong cua nhung cong tan ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo chu sach - nganh dong cua nhung cong tan ((toan cao) or (toan ban))*.