Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
trung tuan » trung thanh, trung tam, tran tuan
truong cao » truong dai
thong cong » trong cong, tong cong, thong thong
hoc chieu » hoc thieu, ho chieu, hoc hien
trung cua » truong cua, trung cap, dung cua
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cau » toan cao, toan ban, toan tap

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