Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
hanh tran » hanh trang, thanh tran, hanh tram
van nhung » van nhuong, va nhung, van hung
tran van » luan van
cong san » cong tac
san tran » tan tran, ban tran, dang tran
tran huu » tran duc

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((((chieu tinh) or (hieu manh))) or (chieu sach)) - hanh tran van nhung cong san tran huu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu tinh) OR (hieu manh))) OR (chieu sach)) - hanh tran van nhung cong san tran huu.
• Adding a wildcard symbol may retrieve word variants: ho ((((chieu tinh) or (hieu manh))) or (chieu sach)) - hanh tran van nhung cong san tran huu*.