Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
hoc chieu » hoc thieu, ho chieu, hoc hien
hanh han » hanh nhan, hanh phan, hanh san
anh nhan » danh nhan, doanh nhan, thanh nhan
tan toan » tap toan, van toan, dan toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sach - ((hanh han) or (anh nhan)) va nhung cong ((tan toan) or (tan tran)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - ((hanh han) OR (anh nhan)) va nhung cong ((tan toan) OR (tan tran)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - ((hanh han) or (anh nhan)) va nhung cong ((tan toan) or (tan tran)) cau*.