Perhaps you should try some spelling variations:
theo chiet » theo chieu, thep thiet
chiet tach » chieu sach
toan thanh » tran thanh, hoan thanh, toan thang
cong cong » cong dong, trong cong, dung cong
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: theo chiet tach - tinh toan thanh cong cong dan than cau~.
• Adding a wildcard symbol may retrieve word variants: theo chiet tach - tinh toan thanh cong cong dan than cau*.