Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
hoc chieu » ho chieu, hoc hien, hoc dieu
hoc thieu » toc thieu, hoc hien
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
cong ban » cong bang, cong san, cong tan
than tap » han tap, phan tap, than cap
toan tap » toan ban

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 - hanh trinh cua nhung cong ban ((than tap) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc thieu)) sach - hanh trinh cua nhung cong ban ((than tap) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) or (hoc thieu)) sach - hanh trinh cua nhung cong ban ((than tap) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc thieu)) sach - hanh trinh cua nhung cong ban ((than tap) OR (toan tap))*.