Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chieu sach » chinh sach, chiet tach, chieu sang
trinh cua » tinh cua, trinh luat, trinh quan
dang cong » dung cong
chi sach » chinh sach, co sach, moi sach
cua dang » cua cong, cua ban
tan toan » tan tran, van toan, dan toan
tap toan » tap doan, tap quan, bai toan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chi sach) or (chieu sach)) - hanh trinh cua dang cong ((tan toan) OR (tap toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi sach) OR (chieu sach)) - hanh trinh cua dang cong ((tan toan) OR (tap toan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chi sach) or (chieu sach)) - hanh trinh cua dang cong ((tan toan) OR (tap toan)) cau".
• Adding a wildcard symbol may retrieve word variants: doi ((chi sach) or (chieu sach)) - hanh trinh cua dang cong ((tan toan) OR (tap toan)) cau*.