Perhaps you should try some spelling variations:
nhanh dung » nhanh dong, hanh dung, nhanh hung
nhung cong » dung cong, thong cong, hang cong
mot chieu » ho chieu
doi chieu » doc hieu, doi chi, ho chieu
cua nhung » va nhung
dung cua » dung luan, dung cho
cong tap » cuong tap, cong tac, cong tan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (doi chieu)) sach - nhanh dung cua nhung cong tap ((toan cau) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (doi chieu)) sach - nhanh dung cua nhung cong tap ((toan cau) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (doi chieu)) sach - nhanh dung cua nhung cong tap ((toan cau) or (van ban))*.