Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, theo chu, thi chieu
tam phuong » tai phuong, nam phuong, tam huong
ho chieu » hoc thieu, doi chieu, mot chieu
cang dan » cong dan, canh dan, dang dan
tang dan » tang van, tung dan, tang luan
khan ap » khan cap, han ap, khan dam

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 (ho chieu)) tinh - thanh trung tam phuong ((cang dan) OR (tang dan)) khan ap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) tinh - thanh trung tam phuong ((cang dan) OR (tang dan)) khan ap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (ho chieu)) tinh - thanh trung tam phuong ((cang dan) OR (tang dan)) khan ap".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (ho chieu)) tinh - thanh trung tam phuong ((cang dan) OR (tang dan)) khan ap*.