Perhaps you should try some spelling variations:
thanh nhung » thanh hung, hanh nhung, tranh nhung
chieu sach » chinh sach, chiet tach, chieu sang
tung thanh » trung thanh, tang thanh, dung thanh
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
manh tung » manh hung, thanh tung
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((hieu manh) or (chieu sach)) - manh tung thanh nhung cong san ((toan ban) OR (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu manh) OR (chieu sach)) - manh tung thanh nhung cong san ((toan ban) OR (van ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((hieu manh) or (chieu sach)) - manh tung thanh nhung cong san ((toan ban) OR (van ban))".
• Adding a wildcard symbol may retrieve word variants: theo ((hieu manh) or (chieu sach)) - manh tung thanh nhung cong san ((toan ban) OR (van ban))*.