Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
trung cac » truong cac, trung cap, trong cac
cong bang » cuong bang, dong bang, hong bang
bang than » bang thanh, ban than, sang than
ung cong » dung cong, luong cong, duong cong
cac ung » cac chung, cac cong, cac dang
than tu » thanh tu, thang tu, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: mot chieu xanh - thanh trung cac ung cong bang than tu~.
• Adding a wildcard symbol may retrieve word variants: mot chieu xanh - thanh trung cac ung cong bang than tu*.