Perhaps you should try some spelling variations:
muong thanh » truong thanh, dong thanh, cong thanh
nhanh muong » nhanh chuong, nhanh quang, nhanh chong
chieu sach » chiet tach, chieu sang, chieu xanh
thanh tong » thanh cong, thanh tung, thanh long
tong cong » trong cong, cong cong, dung cong
tan toan » tan tran, van toan, dan toan
tap toan » tap doan, tap quan, bai toan

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 ((chieu sach) OR (chinh sach)) - nhanh muong thanh tong cong ((tan toan) OR (tap toan)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sach) OR (chinh sach)) - nhanh muong thanh tong cong ((tan toan) or (tap toan)) cau~".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) OR (chinh sach)) - nhanh muong thanh tong cong ((tan toan) or (tap toan)) cau*.