Perhaps you should try some spelling variations:
thanh trung » thanh tung
chan thuong » phan thuong, han thuong, hang thuong
theo chieu » theo tieu, ho chieu, theo chu
chieu manh » chieu xanh, hieu manh, chu manh
trung chan » trung phan, trong chan, trung can
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
can cau » van cau, ban cau, ca cau

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 manh - thanh trung chan thuong ((cong dan) or (cong tan)) can cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu manh - thanh trung chan thuong ((cong dan) OR (cong tan)) can cau.
• Adding a wildcard symbol may retrieve word variants: theo chieu manh - thanh trung chan thuong ((cong dan) or (cong tan)) can cau*.