Perhaps you should try some spelling variations:
hoc chieu » ho chieu, hoc hien, hoc dieu
hoc thieu » toc thieu, hoc hien
luan hung » luan chung, lan hung, luan ung
hung cong » nhung cong, hung cuong, phung cong
cong sat » cong suat, cong san, cong hat
sat phan » sat nhan, vat phan, xuat phan
phan tap » phan lap, han tap, pha tap

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) or (hoc thieu)) sach - sach dung luan hung cong sat phan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc thieu)) sach - sach dung luan hung cong sat phan tap.
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc thieu)) sach - sach dung luan hung cong sat phan tap*.