Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
cuu thuong » cua thuong, cuu tuong, chuc thuong
cuu phuong » cac phuong, thu phuong
doi chieu » doc hieu, doi chi, ho chieu
hanh dinh » thanh dinh, hinh dinh, hanh tinh
cong tinh » cong trinh, cong vinh, long tinh
toan ban » van ban

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 dinh ((cuu thuong) OR (cuu phuong)) cong tinh toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - hanh dinh ((cuu thuong) OR (cuu phuong)) cong tinh toan ban".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh dinh ((cuu thuong) OR (cuu phuong)) cong tinh toan ban*.