Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhieu tang » chieu sang, hieu lang, nhiet nang
dung cong » dung trong
tinh cua » trinh cua, sinh cua, tinh chat
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap
luat » luan, xuat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) or (nhieu tang)) - hanh ((trinh luat) or (tinh cua)) dung cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (nhieu tang)) - hanh ((trinh luat) OR (tinh cua)) dung cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (nhieu tang)) - hanh ((trinh luat) or (tinh cua)) dung cong tac toan cau*.