Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
thanh tung » thanh cong
dang cong » dung cong
tung tam » trung tam, vung tam, dung tam
tam dang » nam dang, tam dan, tran dang
cong tac » cong ty
than cau » toan cau, phan cau, than cap
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 ((chieu tinh) or (chinh sach)) - thanh tung tam dang cong tac ((than cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu tinh) OR (chinh sach)) - thanh tung tam dang cong tac ((than cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho ((chieu tinh) or (chinh sach)) - thanh tung tam dang cong tac ((than cau) or (toan cao))*.