Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
cap nhung » cam nhung, dap nhung, canh nhung
vap nhung » va nhung, ve nhung, voi nhung
cong dan » cong san, cong tan, huong dan
than cau » toan cau, phan cau, than cap
khan cap » khan ap, than cap, khoan cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - thanh trung ((cap nhung) OR (vap nhung)) cong dan ((than cau) or (khan cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh trung ((cap nhung) OR (vap nhung)) cong dan ((than cau) OR (khan cap))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - thanh trung ((cap nhung) OR (vap nhung)) cong dan ((than cau) or (khan cap))*".