Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hoc thieu » hoc hien
hanh han » hanh nhan, hanh phan, hanh san
cong san » cong tac
san tuan » van tuan, san luan, san quan
tuan cu » tuan tu, quan cua, tuan thu
han va » hang va, hanh va, nhan va

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 han va nhung cong san tuan cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) sach - hanh han va nhung cong san tuan cu.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) sach - hanh han va nhung cong san tuan cu*.