Perhaps you should try some spelling variations:
theo chiet » theo chieu, thep thiet
chiet tach » chieu sach
nhung cong » dung cong, thong cong, hang cong
trung ha » trung hoc, trung tam, trung cap
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap
tung ha » dung ha, tung ho, tang ha

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 ((tung ha) OR (trung ha)) nhung cong dan than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chiet tach - thanh ((tung ha) OR (trung ha)) nhung cong dan than cau".
• Adding a wildcard symbol may retrieve word variants: theo chiet tach - thanh ((tung ha) OR (trung ha)) nhung cong dan than cau*.