Perhaps you should try some spelling variations:
chiet tach » chieu sach
canh thanh » canh tranh, danh thanh, anh thanh
thanh ban » thanh san, thanh van, thanh bac
ho chiet » ho chieu, ho thiet, hoc thiet
ban hang » ngan hang
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
than cau » phan cau, than cap, thanh chau
toan cau » 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: ho chiet tach - canh thanh ban hang ((cong dan) OR (cong tan)) ((than cau) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - canh thanh ban hang ((cong dan) OR (cong tan)) ((than cau) OR (toan cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - canh thanh ban hang ((cong dan) OR (cong tan)) ((than cau) or (toan cau))".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - canh thanh ban hang ((cong dan) OR (cong tan)) ((than cau) or (toan cau))*.