Perhaps you should try some spelling variations:
chau thuong » chan thuong, chap thuong, khau thuong
chiet tach » chieu sach
hanh tran » hanh trang, thanh tran, hanh tram
tran chau » tranh chap, tran huu
ho chiet » ho chieu, ho thiet, hoc thiet
cong van » cong vang, song van, cong tan
cong san » cong tac
tao cao » bao cao, toan cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - hanh tran chau thuong ((cong van) or (cong san)) tao cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - hanh tran chau thuong ((cong van) OR (cong san)) tao cao.
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - hanh tran chau thuong ((cong van) or (cong san)) tao cao*.