Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
duong cong » dung cong, luong cong, duong trong
hoc chieu » hoc thieu, ho chieu, hoc hien
trung co » trung bo, trong co, truong cao
co duong » con duong, co xuong, co dong
cong san » cong tac

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 co duong cong san ((toan ban) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - thanh trung co duong cong san ((toan ban) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - thanh trung co duong cong san ((toan ban) or (van ban))*.