Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hoc thieu » hoc hien
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
cong doan » cong dan, cong hoan, dong doanh
doan phan » doanh phan, toan phan, dan phan
tang cua » mang cua, hang cua, tang luan
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (toc thieu)) sach - hanh tang cua nhung cong doan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) sach - hanh tang cua nhung cong doan phan dau.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) sach - hanh tang cua nhung cong doan phan dau*.