Perhaps you should try some spelling variations:
chat nhung » chat ngung, thuat nhung, cua nhung
nhung cong » dung cong, thong cong, hang cong
mot chieu » ho chieu
doi chieu » doc hieu, doi chi, ho chieu
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cong san » cong tac
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 - hanh tinh chat nhung cong san ((toan cao) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (doi chieu)) sach - hanh tinh chat nhung cong san ((toan cao) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (doi chieu)) sach - hanh tinh chat nhung cong san ((toan cao) or (van ban))*.