Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
truong cua » truong ca, truong quan, truong cao
tuong cua » huong cua, thong cua, luong cua
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
tung cua » trung cua, dung cua, tang 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: ho chieu sach - thanh ((((tung cua) OR (tuong cua))) or (truong cua)) dung cong tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh ((((tung cua) OR (tuong cua))) OR (truong cua)) dung cong tan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh ((((tung cua) OR (tuong cua))) or (truong cua)) dung cong tan toan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh ((((tung cua) OR (tuong cua))) or (truong cua)) dung cong tan toan cau*.