Perhaps you should try some spelling variations:
theo chiet » theo chieu, thep thiet
chiet tach » chieu sach
truong cao » truong dai
nhung cong » dung cong, thong cong, hang cong
truong va » truong dai, truong dao, luong va
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chiet tach - thanh ((truong va) or (truong cao)) nhung cong dan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chiet tach - thanh ((truong va) OR (truong cao)) nhung cong dan phan tu.
• Adding a wildcard symbol may retrieve word variants: theo chiet tach - thanh ((truong va) or (truong cao)) nhung cong dan phan tu*.