Perhaps you should try some spelling variations:
theo chiet » theo chieu, thep thiet
chiet tach » chieu sach
thanh tran » thanh trang, thanh toan, thanh tra
nhung cong » dung cong, thong cong, hang cong
van nhung » van nhuong, va nhung, van hung
thanh cac » hanh cac, thanh bac, thanh ca
tran van » luan van
cong dan » cong san, cong tan, huong dan
than cap » khan cap, thanh lap, than cua

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