Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
trung cam » trung tam, trung cap, trung nam
cam nhung » cam hung, nam nhung, tham nhung
cong dan » cong san, cong tan, huong dan
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: ((theo tieu) or (doi chieu)) sach - thanh trung cam nhung cong dan ((toan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo tieu) OR (doi chieu)) sach - thanh trung cam nhung cong dan ((toan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((theo tieu) or (doi chieu)) sach - thanh trung cam nhung cong dan ((toan cao) or (toan tap))*.