Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
dang cong » dung cong
cua dang » cua cong, cua ban
tan toan » tap toan, van toan, dan toan

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

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