Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
trung tham » trung tam, trung thanh, trung thang
tham nhung » thi nhung
nhung cong » dung cong, thong cong, hang cong
thanh cau » thanh chau, nhanh cau, thanh ca
thanh mau » hanh mau, thanh hai, thanh ngu
cong tan » cong tac, cong san, cong thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sach - thanh trung tham nhung cong tan ((thanh cau) or (((thanh mau) OR (thanh san))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - thanh trung tham nhung cong tan ((thanh cau) OR (((thanh mau) OR (thanh san))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - thanh trung tham nhung cong tan ((thanh cau) or (((thanh mau) OR (thanh san))))*".