Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
cua thuong » cua phuong, ca thuong, cua huong
cua truong » cua trung, xuan truong, cac truong
hoc chieu » hoc thieu, ho chieu, hoc hien
cong sat » cong suat, cong san, cong hat
nhan lap » thanh lap, nhan loai, nhan luan
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sach - thanh trung ((cua thuong) OR (cua truong)) cong sat ((nhan lap) or (phan lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - thanh trung ((cua thuong) OR (cua truong)) cong sat ((nhan lap) OR (phan lap))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sach - thanh trung ((cua thuong) OR (cua truong)) cong sat ((nhan lap) or (phan lap))*".