Perhaps you should try some spelling variations:
thanh trung » thanh tung
thuat chong » thuat chuong, thuat cong, thuat chung
chieu xanh » chieu sach, chieu sang, chieu tinh
chong cong » cong cong, thong cong, cuong cong
hoc chieu » hoc thieu, ho chieu, hoc hien
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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 trung) or (canh tranh)) thuat chong cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - ((thanh trung) OR (canh tranh)) thuat chong cong dan than cau*.