Perhaps you should try some spelling variations:
chung phuong » nhung phuong, thuong phuong, dung phuong
chieu xanh » chieu sach, chieu sang, hieu manh
chieu tinh » trieu tinh, lieu tinh, chau tinh
luan chung » luan chinh
phuong bui » phuong mai, phuong bac, phuong thi
anh dung » anh dong, anh huong, sach dung
bui toan » bai toan, bui tan, boi 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: hoc ((chieu xanh) or (chieu tinh)) - anh dung luan chung phuong bui toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chieu tinh)) - anh dung luan chung phuong bui toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (chieu tinh)) - anh dung luan chung phuong bui toan cao*.