Perhaps you should try some spelling variations:
nhung huong » nhung phuong, nhung tuong, nhung cong
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
canh tran » canh tranh, hanh trang, banh trang
van nhung » van nhuong, va nhung, van hung
tran van » luan van
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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 tran van nhung huong dan ((toan cau) OR (toan cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - canh tran van nhung huong dan ((toan cau) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - canh tran van nhung huong dan ((toan cau) OR (toan cao))*.