Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
trung tham » trung tam, trung thanh, trung thang
tham nhung » thi nhung
hoc chieu » hoc thieu, ho chieu, hoc hien
cong dan » cong san, cong tan, huong dan
cong tac » cong ty
toan cao » toan ban
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sang - thanh trung tham nhung ((cong dan) or (cong tac)) ((toan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sang - thanh trung tham nhung ((cong dan) OR (cong tac)) ((toan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoc chieu sang - thanh trung tham nhung ((cong dan) or (cong tac)) ((toan cao) or (toan tap))*.