Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
thuong cao » truong cao, thong cao, thuong chau
thong cong » trong cong, tong cong, phong chong
hien sach » dien sach, kien sach, thien hach
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien sach - thanh thuong cao ((thong cong) OR (thong thong)) dan ((than cau) OR (than cap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien sach - thanh thuong cao ((thong cong) OR (thong thong)) dan ((than cau) or (than cap))~".
• Adding a wildcard symbol may retrieve word variants: hoc hien sach - thanh thuong cao ((thong cong) OR (thong thong)) dan ((than cau) or (than cap))*.