Perhaps you should try some spelling variations:
duong cuong » duong cong, duong vuong, duong truong
chieu xanh » chieu sach, chieu sang, chieu tinh
chiet tach » chieu sach
thanh tran » thanh trang, thanh toan, thanh tra
tran tuong » tran trong, tran thong, tran tung
cuong tap » luong tap, cong tac, luong tai
tap toan » tap doan, tap quan, bai toan
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 (chiet tach)) - thanh tran tuong duong cuong tap toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chiet tach)) - thanh tran tuong duong cuong tap toan ban.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chiet tach)) - thanh tran tuong duong cuong tap toan ban*.