Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
dung cong » dung trong
ban hangh » ban hanh, ban thanh, van hanh
thi hieu » thi chieu, thi hien, thi dieu
tam dung » tam duong, tac dung, tan dung
ban hang » ngan hang

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) or (thi hieu)) tinh - thanh trung tam dung cong ((ban hang) or (ban hangh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (thi hieu)) tinh - thanh trung tam dung cong ((ban hang) OR (ban hangh)) cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (thi hieu)) tinh - thanh trung tam dung cong ((ban hang) or (ban hangh)) cau*.