Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh hang » thanh hang, hang hang, hanh han
dung cong » dung trong
tran chau » tranh chap, tran huu
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
tran cau » toan cau, ran cau, tra cau
va dung » van dung, va duong, vat dung

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 - hanh hang va dung cong tan ((tran cau) OR (tran chau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh hang va dung cong tan ((tran cau) OR (tran chau))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh hang va dung cong tan ((tran cau) OR (tran chau))*.