Perhaps you should try some spelling variations:
truong thanh » truong trung, truong thpt, truong chung
chiet tach » chieu sach
nhung cong » dung cong, thong cong, hang cong
ho chiet » ho chieu, ho thiet, hoc thiet
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - thanh ((trung thanh) OR (truong thanh)) nhung cong dan than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - thanh ((trung thanh) OR (truong thanh)) nhung cong dan than cau".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - thanh ((trung thanh) OR (truong thanh)) nhung cong dan than cau*.