Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
tranh cua » doanh cua, manh cua
trung cua » truong cua, trung tuan, trung cap
tran tuan » tran xuan, tran quang, tran thanh
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
san toan » van toan, dan toan, manh 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 - hanh ((tranh cua) or (((trung cua) or (tran tuan)))) dung cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh ((tranh cua) OR (((trung cua) OR (tran tuan)))) dung cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh ((tranh cua) or (((trung cua) or (tran tuan)))) dung cong san toan cau*.