Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hoc chieu » hoc thieu, hoc hien, hoc dieu
doi chieu » doc hieu, doi chi, mot chieu
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, mot chieu
hanh ban » thanh ban, hang ban, hanh san
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than tap » toan tap, han tap, phan tap
ban cua » ban quan

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 (((doi chieu) OR (ho chieu)))) sach - hanh ban cua nhung cong dan than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (((doi chieu) OR (ho chieu)))) sach - hanh ban cua nhung cong dan than tap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) or (((doi chieu) OR (ho chieu)))) sach - hanh ban cua nhung cong dan than tap*".