Perhaps you should try some spelling variations:
chiet tach » chieu sach
nhieu tang » chieu sang, hieu lang, nhiet nang
hanh trang » thanh trung, canh tranh, hanh trinh
trang va » tran van, hang va
van cong » van dong, van phong, phan cong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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: ho ((((chinh sach) or (nhieu tang))) or (chiet tach)) - hanh trang va van cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chinh sach) OR (nhieu tang))) OR (chiet tach)) - hanh trang va van cong dan toan ban.
• Adding a wildcard symbol may retrieve word variants: ho ((((chinh sach) or (nhieu tang))) or (chiet tach)) - hanh trang va van cong dan toan ban*.