Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
tien anh » tien manh, dien anh, tien thanh
anh tang » anh bang, anh nang, anh sang
anh dang » anh dong, anh dung, anh bang
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((tien anh) or (tieng anh)) - ((anh tang) OR (anh dang)) cua nhung cong dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((tien anh) OR (tieng anh)) - ((anh tang) OR (anh dang)) cua nhung cong dan toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((tien anh) or (tieng anh)) - ((anh tang) OR (anh dang)) cua nhung cong dan toan tap".
• Adding a wildcard symbol may retrieve word variants: hoc ((tien anh) or (tieng anh)) - ((anh tang) OR (anh dang)) cua nhung cong dan toan tap*.