Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
trung cua » truong cua, trung tuan, trung cap
than cua » nhan cua, thai cua, ban cua
hang cua » mang cua, hang ca, huong cua
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: doi chieu sach - hanh ((((than cua) or (hang cua))) or (trung cua)) nhung cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh ((((than cua) OR (hang cua))) OR (trung cua)) nhung cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh ((((than cua) or (hang cua))) or (trung cua)) nhung cong san toan cau*.