Perhaps you should try some spelling variations:
quan nhung » qua nhung, cua nhung, luan chung
nhung cong » dung cong, thong cong, hang cong
hanh dung » thanh dung, anh dung, hanh dong
dung quan » dung quang, dung luan, luong quan
chu xanh » chieu xanh, chua xang, chuc danh
chu manh » ho manh, chu han, chu van
cong san » cong tac
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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: theo ((chu xanh) OR (chu manh)) - hanh dung quan nhung cong san ((toan cau) OR (toan cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) or (chu manh)) - hanh dung quan nhung cong san ((toan cau) OR (toan cao))~".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (chu manh)) - hanh dung quan nhung cong san ((toan cau) OR (toan cao))*.