Perhaps you should try some spelling variations:
chau tinh » ha tinh, cua tinh, cac tinh
dang cong » dung cong
anh tang » anh bang, anh nang, anh sang
anh dang » anh dong, anh dung, anh bang
cua dang » cua cong, cua ban
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan ban » van ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chau tinh) OR (cuu tinh)) - ((anh tang) OR (anh dang)) cua dang cong tan toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chau tinh) or (cuu tinh)) - ((anh tang) OR (anh dang)) cua dang cong tan toan ban~".
• Adding a wildcard symbol may retrieve word variants: theo ((chau tinh) or (cuu tinh)) - ((anh tang) OR (anh dang)) cua dang cong tan toan ban*.