Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
dong cong » duong cong, dung cong, dang cong
cua tinh » cua sinh, va tinh, ha tinh
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan ban » van ban
ha dong » hoat dong, van 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) or (cua tinh)) - ((thanh trung) or (thanh tung)) ha dong cong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (cua tinh)) - ((thanh trung) OR (thanh tung)) ha dong cong tan toan ban.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (cua tinh)) - ((thanh trung) or (thanh tung)) ha dong cong tan toan ban*.