Perhaps you should try some spelling variations:
thieu lang » hieu lang, thieu khang, thieu quang
canh doanh » hanh doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
hoc thieu » toc thieu, hoc hien
hang cong » dang cong, hang nong, bang cong
dung cong » dung trong
tuan ban » tuan bang, toan ban, luan ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu lang - canh doanh luan ((hang cong) OR (dung cong)) anh tuan ban~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu lang - canh doanh luan ((hang cong) or (dung cong)) anh tuan ban*.