Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
hong cuong » hong vuong, hung cuong, thong chuong
hanh dong » anh dong, ha dong
cuong tap » luong tap, cong tac, luong tai
dong cho » dung cho, dong co, dong hoc
cho hong » cho huong, cho cong, cho hang
tap toan » tap doan, tap quan, bai toan
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu xanh) or (chieu sach)) - hanh dong cho hong cuong tap toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu sach)) - hanh dong cho hong cuong tap toan cao.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (chieu sach)) - hanh dong cho hong cuong tap toan cao*.