Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhiet nang » nhiet dong, viet nang, nhieu tang
quan luong » luan luong, quan long, quan duong
luong cong » dung cong, trong cong, cong cong
tang quan » tang luan, nang quan, tong quan
anh tang » anh bang, anh dang, anh nang
cong san » cong tac
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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 (nhiet nang)) - anh tang quan luong cong san ((toan cau) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (nhiet nang)) - anh tang quan luong cong san ((toan cau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (nhiet nang)) - anh tang quan luong cong san ((toan cau) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (nhiet nang)) - anh tang quan luong cong san ((toan cau) OR (toan ban))*.