Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung tuan » trung thanh, trung tam, tran tuan
tien manh » tien anh, tien thanh, tieng anh
tuan hang » tuan hoang, tuan bang, tuan dang
hoc tien » hoc tieng, hoc hien, hoc vien
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan cao » toan tap
toan ban » van 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 tien manh - thanh trung tuan hang ((cong dan) or (cong san)) ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc tien manh - thanh trung tuan hang ((cong dan) OR (cong san)) ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc tien manh - thanh trung tuan hang ((cong dan) or (cong san)) ((toan cao) or (toan ban))*.