Perhaps you should try some spelling variations:
xuan truong » xa truong, duong truong
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
cua truong » cua trung, cac truong, xa truong
cong san » cong tac
san tran » tan tran, ban tran, dang tran
tran van » luan van

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 sach - canh tranh ((cua truong) or (xuan truong)) cong san tran van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - canh tranh ((cua truong) OR (xuan truong)) cong san tran van.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - canh tranh ((cua truong) or (xuan truong)) cong san tran van*.