Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
truong cao » truong dai
hoc chieu » hoc thieu, ho chieu, hoc dieu
tang cong » tang cuong, trang cong, tong cong
dang cong » dung cong
tan phan » toan phan, than phan, van phan
phan cac » nhan cach, phan dau, phan lap

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) or (hoc hien)) sach - thanh truong cao ((tang cong) OR (dang cong)) tan phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc hien)) sach - thanh truong cao ((tang cong) OR (dang cong)) tan phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) or (hoc hien)) sach - thanh truong cao ((tang cong) OR (dang cong)) tan phan cac".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc hien)) sach - thanh truong cao ((tang cong) OR (dang cong)) tan phan cac*.