Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
hanh trinh » hanh chinh
hanh tranh » hanh trang, lanh tranh, nhanh thanh
cua truong » cua trung, xuan truong, cac truong
thanh thao » thanh thanh, thanh thang, thanh pho
cho chinh » chon chinh, che chinh, cuoc chinh
tan thanh » tran thanh, tang thanh, toan thanh
cong tan » cong tac, cong san, cong thanh

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: cho chinh sach - ((((hanh tranh) OR (canh tranh))) or (hanh trinh)) cua truong cong tan thanh thao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chinh sach - ((((hanh tranh) OR (canh tranh))) OR (hanh trinh)) cua truong cong tan thanh thao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho chinh sach - ((((hanh tranh) OR (canh tranh))) or (hanh trinh)) cua truong cong tan thanh thao".
• Adding a wildcard symbol may retrieve word variants: cho chinh sach - ((((hanh tranh) OR (canh tranh))) or (hanh trinh)) cua truong cong tan thanh thao*.