Perhaps you should try some spelling variations:
hoc chieu » ho chieu, hoc hien, hoc dieu
hoc thieu » toc thieu, hoc hien
hanh dung » thanh dung, anh dung, hanh dong
tong cong » trong cong, cong cong, dung cong
van thanh » ban thanh, van tuan
dung cua » dung luan, dung cho
cua tong » cua cong, cua dong, cua nong
tap doan » tap quan

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 chieu) OR (hoc thieu)) xanh - hanh dung cua tong cong ((van thanh) OR (tap doan)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) OR (hoc thieu)) xanh - hanh dung cua tong cong ((van thanh) or (tap doan)) cau~".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) OR (hoc thieu)) xanh - hanh dung cua tong cong ((van thanh) or (tap doan)) cau*.