Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
cong chuc » cong thuc, cong cu, cong cua
tong cong » trong cong, cong cong, dung cong
cong chu » cong chua, cong cu, cong cau
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan dau » phan tu, hang dau

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 - thanh ((cong chu) or (cong chuc)) tong cong dan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - thanh ((cong chu) OR (cong chuc)) tong cong dan phan dau.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - thanh ((cong chu) or (cong chuc)) tong cong dan phan dau*.