Perhaps you should try some spelling variations:
chiet tach » chieu sach
trong quan » thong quan, thong quang, luong quan
doi chiet » doi chieu, doi chi, doi viet
tong quan » thong quan, tong luan, luong quan
dung cong » dung trong
cong tan » cong tac, cong san, cong thanh
toan tap » toan ban
toan cao » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chiet tach - hanh ((trong quan) OR (tong quan)) dung cong tan ((toan tap) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chiet tach - hanh ((trong quan) OR (tong quan)) dung cong tan ((toan tap) OR (toan cao))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chiet tach - hanh ((trong quan) OR (tong quan)) dung cong tan ((toan tap) or (toan cao))*".