Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
dung cong » dung trong
van thanh » van tuan
ban thanh » ban hanh, ban hang
ho chieu » theo chieu, hoc thieu, doi chieu
trung co » trung bo, trong co, truong cao
dan toan » van toan, dan than, manh toan
co dung » co duong, cao dung, co dong

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - thanh trung co dung cong ((dan toan) or (((van thanh) or (ban thanh)))) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh trung co dung cong ((dan toan) OR (((van thanh) OR (ban thanh)))) cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung co dung cong ((dan toan) or (((van thanh) or (ban thanh)))) cao*.