Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
dung cua » dung cho
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than tap » toan tap, han tap, phan tap
theo ha » theo phap, theo chu, thep nha
ha tinh » va tinh, may tinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ha tinh - hanh ((dung cua) or (dung luan)) nhung cong dan than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ha tinh - hanh ((dung cua) OR (dung luan)) nhung cong dan than tap.
• Adding a wildcard symbol may retrieve word variants: theo ha tinh - hanh ((dung cua) or (dung luan)) nhung cong dan than tap*.