Perhaps you should try some spelling variations:
chiet tach » chieu sach
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
bang cong » dang cong, bang song, dung cong
hang cong » dang cong, hang nong, thanh cong
tinh cua » trinh cua, sinh cua, tinh chat
dan ba » dan bac, dan ca, dan va
ba cau » bac cau, ban cau, bo cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chinh sach) or (chiet tach)) - hanh tinh cua ((bang cong) or (hang cong)) dan ba cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chinh sach) OR (chiet tach)) - hanh tinh cua ((bang cong) OR (hang cong)) dan ba cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chinh sach) or (chiet tach)) - hanh tinh cua ((bang cong) or (hang cong)) dan ba cau*.