Perhaps you should try some spelling variations:
chieu tach » chiet tach, chieu sach, chiu trach
cong quan » cuong quan, cong quang, tong quan
quan dung » quang dung, quan duong, qua dung
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, mot chieu
cong dan » cong san, cong tan, huong dan
phan lap » phan dau
phan van » pham van, thanh van, luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu tach - thanh cong quan dung cong dan ((phan lap) OR (phan van))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tach - thanh cong quan dung cong dan ((phan lap) OR (phan van))*".