Perhaps you should try some spelling variations:
cong thanh » cong trinh, cong tan, truong thanh
dong thanh » truong thanh
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
theo chu » theo chieu, chao chu, theo yeu
tang cua » mang cua, hang cua, tang luan
toan tap » toan ban
cho chu » cho thue

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

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