Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
tran tuan » tran xuan, tran quang, tran thanh
cong doan » cong dan, cong hoan, dong doanh
doan phan » doanh phan, toan phan, dan phan
dung cua » dung luan, dung cho
phan cau » phan dau, phan cac, phan tu

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 sach - thanh ((dung cua) or (tran tuan)) nhung cong doan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - thanh ((dung cua) OR (tran tuan)) nhung cong doan phan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - thanh ((dung cua) or (tran tuan)) nhung cong doan phan cau*.