Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
danh trung » dang trung, dinh trung, manh trung
hanh trang » thanh trung, canh tranh, hanh trinh
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
dap dung » ap dung, dan dung, dap ung
cong san » cong tac
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - ((danh trung) OR (hanh trang)) dap dung cong san ((toan cau) OR (toan tap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - ((danh trung) OR (hanh trang)) dap dung cong san ((toan cau) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((danh trung) OR (hanh trang)) dap dung cong san ((toan cau) OR (toan tap))*.